Map of the Week
Protein Survey Map
While looking for unrelated items I came across this 1920's Protein Survey Map of Western...
a year ago
While looking for unrelated items I came across this 1920's Protein Survey Map of Western Canada.
Wondering what any of this means, I did some research and discovered that protein refers to the gluten content of wheat. In the early 1900's flour mills began classifying their...
Transit Maps
Historical Maps: Private Railways and Extra-urban Tramways of Italy, 1936
I stumbled across this atlas of maps the other day and had to share. A few sample pages are below –...
a year ago
I stumbled across this atlas of maps the other day and had to share. A few sample pages are below – head to the originating website to view all 20 of them. Enjoy! Source: Stagniweb.it
Map of the Week
Map of Endangered Languages - Part 2
Last week's post showed a huge number of indigenous languages throughout the world. Here is a...
11 months ago
Last week's post showed a huge number of indigenous languages throughout the world. Here is a summary (via the Living Tongues Institute) showing hotspots of endangered languages.
The above site has a companion living dictionaries site where you can find a language by...
Adventures In...
How to find (and style!) detailed water polygons for your map
I often struggle to find high resolution polygons for things that tend to change, like water, urban,...
a year ago
I often struggle to find high resolution polygons for things that tend to change, like water, urban, ice, whatever. Here’s how you can wrangle some up-to-date, detailed, water polygons for your small or medium scale maps (plus five different ways you can style them up)… Here’s...
Maps Mania
Unlocking America’s Visual Time Machine
a year ago
Twelve Mile Circle –...
Costa Rica, Part 6 (Beyond the Beach)
My flirtation with idleness ended. I simply couldn’t sit around Tamarindo another day doing nothing...
a year ago
My flirtation with idleness ended. I simply couldn’t sit around Tamarindo another day doing nothing or I’d grow increasingly frustrated. So the relaxation was fine for awhile but now I needed to find something else to do. Surfing lessons didn’t seem like a thing for me but plenty...
GeoCurrents
New Lectures on U.S. Presidential Elections Posted on YouTube
Several new lectures on the historical geography of U.S. presidential elections have been posted on...
a month ago
Several new lectures on the historical geography of U.S. presidential elections have been posted on the GeoCurrents YouTube channel. The most recently posted lecture covers elections from 1880 to 1992. These lectures include many maps, some which are analyzed in detail, down to...
Twelve Mile Circle –...
Southern Heat, Part 6 (Houston)
The heat really cranked up as we entered Texas, never dropping below a daily high of 100° Fahrenheit...
a year ago
The heat really cranked up as we entered Texas, never dropping below a daily high of 100° Fahrenheit (38° Celsius). Here my hybrid working vacation transitioned completely to pure work for a day. That’s where I needed to attend meetings at NASA’s Johnson Space Center in Houston...
Adventures In...
Throwing Shade In Wild Color
I once heard someone say that standard hillshade (one-direction light source) ignores half of the...
a year ago
I once heard someone say that standard hillshade (one-direction light source) ignores half of the terrain. While this is an exaggeration, it makes a good point. Earth has an atmosphere and light diffuses, bounces, and wraps around a terrain in a manner that a single light...
Adventures In...
Women in GIS Workshop
If you aren’t doing anything else on the allotted 2.5 hours of January 24, 2025, then consider...
3 days ago
If you aren’t doing anything else on the allotted 2.5 hours of January 24, 2025, then consider tuning in to this Women in GIS workshop where I’ll share the process (and all the data and documents) for making this migration map. The cost is free, unless you count the 2.5 hours of...
Maps Mania
The Distressed Communities of America
9 months ago
Maps Mania
Climate Change by Electoral District
5 months ago
Transit Maps
Book Review: “Iconic Transit Maps” by Mark Ovenden, 2024
After 2003’s Metro Maps of the World and 2015’s Transit Maps of the World (our review here), this is...
6 days ago
After 2003’s Metro Maps of the World and 2015’s Transit Maps of the World (our review here), this is Mark Ovenden’s third offering on the subject of global transit maps and diagrams. The question to be asked, then, is simply – is a new book on the same subject worth it? In a...
somethingaboutmaps
Leopard Map Disassembly
Friends, it’s been a long while since I last wrote up a walkthrough of one of my mapping projects....
a year ago
Friends, it’s been a long while since I last wrote up a walkthrough of one of my mapping projects. So, today, let’s break down a piece that I made earlier this year for Scientific American magazine. This is actually the first of three pieces that I’ve made for Scientific American...
Adventures In...
How to Make a Historical Animation with Landsat
Here’s how to whip up a three decade animation of deforestation in the Amazon Rainforest,...
9 months ago
Here’s how to whip up a three decade animation of deforestation in the Amazon Rainforest, using Landsat Explorer. And it only takes a few minutes. … 0:00 Intro0:20 Assembling the animation1:47 Checking the result2:14 Saving an animation as an MP42:44 More animation examples3:33...
Map of the Week
Endangered Languages of New York City
In January I did a series of posts on endangered languages. A few weeks ago the New York Times had...
9 months ago
In January I did a series of posts on endangered languages. A few weeks ago the New York Times had an excellent "scrollytelling" graphic story on these languages and where they are spoken within New York City.
as you scroll down the page languages appear down Manhattan...
Twelve Mile Circle –...
England, Day 5 (Isle of Purbeck)
Dorset’s Isle of Purbeck isn’t an island it’s a peninsula. It was probably more isolated and...
5 months ago
Dorset’s Isle of Purbeck isn’t an island it’s a peninsula. It was probably more isolated and difficult to reach in previous centuries. So maybe it felt like an island to people back when the English Channel was the primary “road” to the outside world. Even now it’s a...
Twelve Mile Circle –...
Osage Orange
It seemed strange to fixate on a single tree for more than a decade but that’s exactly what...
3 weeks ago
It seemed strange to fixate on a single tree for more than a decade but that’s exactly what happened. I notice it a few weeks every autumn and then quickly forget about it for another year. That all started sometime around 2013 when I began to ride a stretch of the Capital...
Maps Mania
Create an AI Poster for Your Location
3 months ago
Map of the Week
Water Taxis of Paris
Here is a nice map of the water taxi system in Paris, circa 1900.
Boats pulled by horses or with...
a year ago
Here is a nice map of the water taxi system in Paris, circa 1900.
Boats pulled by horses or with oars or sails were eventually replaced by steam powered boats in the 1800's. They were a large part of the Paris transportation network before the railroads took over in the early...
Transit Maps
Submission – Unofficial Map: Improved Cercanías Madrid Map by Jace
Submitted by Jace, who says: A while ago I saw your review of the Cercanías Madrid [our 2022 review...
3 months ago
Submitted by Jace, who says: A while ago I saw your review of the Cercanías Madrid [our 2022 review is here – Cam], and, as a regular user of the system, I too find the map quite bad: Uneven distances between lines, mismatched fonts in the route bullets, and overall lack of...
James Cheshire
The era of the megalopolis: how the world’s cities are merging
James Cheshire, UCL and Michael Batty, UCL On November 15 2022, a baby girl named Vinice Mabansag,...
over a year ago
James Cheshire, UCL and Michael Batty, UCL On November 15 2022, a baby girl named Vinice Mabansag, born at Dr Jose Fabella Memorial Hospital in Manila, Philippines, became – symbolically – the eight billionth person in the world. Of those 8 billion people, 60% live in a town or...
Maps Mania
Spreading Love & Peace in Nutopia
7 months ago
Twelve Mile Circle –...
Costa Rica, Part 8 (Completing the Circuit)
Too soon the Costa Rica adventure approached its end and it was time to wrap things up with a final...
a year ago
Too soon the Costa Rica adventure approached its end and it was time to wrap things up with a final few activities. The route involved the usual complexities, driving down the mountain from Monteverde and heading towards the airport outside of San José. We also took a little...
Maps Mania
These are the Safest Cities in the World
6 months ago
Map of the Week
German Food with Protected Geographical Origin
This map shows some of the 96 foods in Germany that have a protected geographic origin from the...
7 months ago
This map shows some of the 96 foods in Germany that have a protected geographic origin from the European Union.
For example curry sausages must be produced within the city limits of Berlin or they can't be marketed as Berlin currywurst. Other geographically protected foods...
Map of the Week
The Possible Collapse of Oceanic Circulation
This map, via Down to Earth shows the Atlantic Meridional Overturning Circulation (AMOC).
The AMOC...
8 months ago
This map, via Down to Earth shows the Atlantic Meridional Overturning Circulation (AMOC).
The AMOC is like a "heat conveyor belt". It moderates temperatures on the planet by moving warmer air to northern latitudes while returning cooler air to the tropics. It has already slowed...
Transit Maps
Submission – New Official Map: “Harmonized” Montréal Metropolitan Transit Services Map, 2023
A flurry of people have submitted this brand new map out of Montréal for review, so let’s get...
a year ago
A flurry of people have submitted this brand new map out of Montréal for review, so let’s get straight to it! First of all, it’s important to note that is part of a new suite of maps and wayfinding signage that’s been in development since 2018, Using Montréal’s iconic “black...
somethingaboutmaps
Conventional Cartographic Wisdom that I have Failed to Grasp
When I teach cartography, I am deliberate about not presenting my students with any rules. I do not...
a year ago
When I teach cartography, I am deliberate about not presenting my students with any rules. I do not want obedience to memorized maxims — instead, I simply tell them about practices that I think are good ideas, and then I offer an explanation of my reasoning. The students can...
Transit Maps
What I’m Up To and the Future of the Blog
Hi, everyone – it’s been a while! Quite a few people have written in lately wondering why I haven’t...
5 months ago
Hi, everyone – it’s been a while! Quite a few people have written in lately wondering why I haven’t updated the blog in a while, so I thought I should address that. Firstly, for those that were concerned something was wrong, I’d like to reassure you that I’m a-okay and everything...
Maps Mania
I'm Sending You Back to the Future!
4 weeks ago
Adventures In...
John Snow’s Cholera Map Reimagined
John Snow’s map of the 1854 London cholera outbreak was revolutionary in that it clearly drew a...
a year ago
John Snow’s map of the 1854 London cholera outbreak was revolutionary in that it clearly drew a visual connection between deaths and the locations of well pumps. It helped contribute to the idea that cholera was a water-borne disease and effectively marks the creation of the...
Maps Mania
FlightRadar's New GPS Jamming Map
9 months ago
Musings on Maps
“We Like Fighting Games”
As he waited rather glumly for “the Feds” to arrive at his home, as his stepfather predicted, Airman...
a year ago
As he waited rather glumly for “the Feds” to arrive at his home, as his stepfather predicted, Airman First Class Jack Douglas Teixiera may have pondered why he had posted classified maps of heated battle fronts in the Ukraine War … Continue reading →
somethingaboutmaps
An Educational Experiment
(Edit: sign-ups are now closed. I received over 150 responses for 4 available slots, which has been...
a year ago
(Edit: sign-ups are now closed. I received over 150 responses for 4 available slots, which has been great but overwhelming. I may offer this again in the future if it goes well, so make sure to follow me on Twitter and subscribe to the blog, to be notified of when this happens.)...
Transit Maps
Submission – Historical Map: Duluth Transit Authority, 1982
Submitted by Darryl, who says: Going through old boxes in my basement, I came across this 1982 opus...
a month ago
Submitted by Darryl, who says: Going through old boxes in my basement, I came across this 1982 opus from the Duluth Transit Authority. I may be biased because it’s the first transit map I ever saw, but I think it’s amazing, capturing the way the city nestles into the topography,...
Maps Mania
540 Million Years of Planet Earth
7 months ago
Twelve Mile Circle –...
Broomfield and Denver Weekend
I’ve been traveling a lot lately. It feels like I just got back from the Pacific Northwest, and...
a month ago
I’ve been traveling a lot lately. It feels like I just got back from the Pacific Northwest, and before that England, and then I’m heading right back out the door again. This should do it for awhile though; I need some rest. But this trip was a little different because I was there...
Twelve Mile Circle –...
Detour to Ashtabula
About two and a half years ago I planned to capture three unvisited counties at the far northeastern...
6 months ago
About two and a half years ago I planned to capture three unvisited counties at the far northeastern corner of Ohio. Unfortunately it didn’t happen due to a snowstorm that dumped about a foot of snow on the target area. So instead I changed my plans and focused on Michigan’s...
Adventures In...
The Bounding Box Podcast
The one where I chat with Rene Rubalcava about the importance of unstructured data-play, the risk of...
a year ago
The one where I chat with Rene Rubalcava about the importance of unstructured data-play, the risk of metrics becoming the goal, where to find inspiration, brewing chaos into professional development, and loving our neighbors!
Maps Mania
The 2024 World Press Freedom Rankings
7 months ago
Adventures In...
Stories
Here are some StoryMap stories that I’ve written over the years… Piracy & Time Travel How Deep is...
a year ago
Here are some StoryMap stories that I’ve written over the years… Piracy & Time Travel How Deep is Challenger Deep? Julie’s Improbable Flight How to Write a Story, starring sharks and hurricanes Gap, Pass, Notch, & Saddle College Football Air Mile Index Rivers of Plastic Smoking,...
Map of the Week
New Sweden
New Sweden was the first European colony in the Delaware Valley, established in 1638. It was a short...
a year ago
New Sweden was the first European colony in the Delaware Valley, established in 1638. It was a short lived colony meant to be Sweden's answer to the New Netherland colony (now New York).
via Wikipedia
"Nya Sverige" or "Niew Sweden" was originally proposed by Peter Minuit,...
Adventures In...
Make these ornaments please
It’s that time of year when geographers the world over gather together in, let’s be honest, just...
2 weeks ago
It’s that time of year when geographers the world over gather together in, let’s be honest, just slightly awkward office holiday parties. We dedicate 82-86% of our mental capacities to socializing with our colleagues over deserts and drinks, while the remaining 14-16% remain...
Transit Maps
Submission – Unofficial Map: Arendal Region Transit Map, Norway by Hazael
Hi! I made this transit diagram myself. I saw there was no “real” map with all the stations for the...
3 months ago
Hi! I made this transit diagram myself. I saw there was no “real” map with all the stations for the region of Arendal in Norway, so I decided to do this project. I would love to read your comments and criticisms! Transit Maps says: There’s a lot to like about this diagram – a...
Map of the Week
Atlas of the Transatlantic Slave Trade
In response to last week's Black Atlantic post, a reader directed me to the Atlas of the...
10 months ago
In response to last week's Black Atlantic post, a reader directed me to the Atlas of the Transatlantic Slave Trade. The Atlas has a companion site, Echoes: the SlaveVoyages Blog where you can browse through an impressive array of maps produced for the Atlas. Here are the major...
Maps Mania
The Riskiest Places to Live in America
5 months ago
Maps Mania
London, Paris & Berlin Metro Memory Games
a year ago
Map of the Week
Summer Light Reading 2024
Here is another installment of what is becoming an annual summer tradition. Just like the light...
4 months ago
Here is another installment of what is becoming an annual summer tradition. Just like the light beach reading, here is some light map reading. Not much to comment about, just some maps and related items I like.
First of all since the Olympics are in Paris, a nice papercut map you...
Maps Mania
Which Country Most Resembles Your Country?
a year ago
Twelve Mile Circle –...
Dayton, Ohio Part 4 (Venturing North)
The ultimate destination was Dayton, Ohio and it took about seven and a half hours to get there....
8 months ago
The ultimate destination was Dayton, Ohio and it took about seven and a half hours to get there. However we didn’t just sit in Dayton for an entire week. If I had to drive all that way you better believe I would do some County Counting along the way too. At this point I’ve...
Transit Maps
Fantasy Map: Washington Commanders 2023 “Season Map”
Posted yesterday on the Commanders’ Twitter account, here’s a Washington Metro-themed map of the...
a year ago
Posted yesterday on the Commanders’ Twitter account, here’s a Washington Metro-themed map of the team’s 2023 season. It basically just places the team’s opponents for the year on a vaguely US-shaped map using some Metro iconography and colours and calls it a day. It’s...
somethingaboutmaps
Take the 2024 Freelance Mapper Survey
Friends and colleagues, it’s time once again for the survey that Aly Ollivierre and I conduct every...
9 months ago
Friends and colleagues, it’s time once again for the survey that Aly Ollivierre and I conduct every two years. We ask people who do freelance mapping work about their fees and other business practices, in order to help bring more transparency to our little niche of the world, and...
Musings on Maps
Swing States, Battleground States and Hot Spots
Are the maps of President Trump's 2024 electoral evidence of a sudden shift or deep undercurrents of...
a month ago
Are the maps of President Trump's 2024 electoral evidence of a sudden shift or deep undercurrents of disaffection? The sudden partisan shift of voting maps suggest a dark undercurrents in American politics. Continue reading →
Map of the Week
New Orleans Slave Revolt
Despite what some officials in Florida want to teach, not all enslaved people appreciated the job...
10 months ago
Despite what some officials in Florida want to teach, not all enslaved people appreciated the job training they were getting from their benevolent overseers. In fact there were numerous rebellions. The largest one was in 1811 outside of New Orleans.
The map above is from a...
Twelve Mile Circle –...
England, Day 4 (Bristol)
In retrospect we probably should have done this as an overnight trip. As we soon learned, there’s no...
5 months ago
In retrospect we probably should have done this as an overnight trip. As we soon learned, there’s no fast, direct way to drive from Dorset’s Isle of Purbeck to Bristol (map). Google says it should take a couple of hours in optimal conditions which sounds doable, if a bit slow....
Transit Maps
Project: My UTA Rail and BRT Design Exploration
I teased this in yesterday’s review of the new official UTA diagram, so here’s my exploration of a...
a year ago
I teased this in yesterday’s review of the new official UTA diagram, so here’s my exploration of a few design ideas for an alternative version. As always with this type of project, I look for ways to approach the design problems for the diagram that are intentionally different to...
Maps Mania
Today's Global Heating Forecast
6 months ago
Map of the Week
Philadelphia Bookstore Map
Note: As September comes to a close so does Philadelphia month. There will be a couple more posts...
a year ago
Note: As September comes to a close so does Philadelphia month. There will be a couple more posts today and tomorrow before I return to my normal weekly schedule.
This one is personal. Several years ago I was working with a Philly-based computer programmer and an artist to create...
somethingaboutmaps
2024 Freelance Rate Survey Results
Thank you once again to everyone who participated in this year’s survey of freelance cartographer...
2 months ago
Thank you once again to everyone who participated in this year’s survey of freelance cartographer rates and business practices! Our apologies for the delay in posting the results; life has been busy for both Aly and myself. Before we get to the survey results, here are some handy...
Musings on Maps
Maps and Metaphors
The war around Gaza is not for territory, but rather for the destruction of the presence of a terror...
10 months ago
The war around Gaza is not for territory, but rather for the destruction of the presence of a terror network that has entrenched its power base deep underground. In many case, deeper than thought. While Israel has been pretty clear about … Continue reading →
Adventures In...
GIS Day 2024
They say it’s the mappiest day of the year, but here’s a short video we made for GIS Day way back at...
a month ago
They say it’s the mappiest day of the year, but here’s a short video we made for GIS Day way back at the mappiest place on earth (aka the Esri User Conference) back in July! November felt like forever away, but you know how all that goes. Thanks to Jo Ann Prichniewski for...
Map of the Week
Planning for the Next Eclipse
Maybe you saw Monday's eclipse and were impressed enough to want to travel to see another one or...
8 months ago
Maybe you saw Monday's eclipse and were impressed enough to want to travel to see another one or maybe you missed it because life got in the way or you couldn't justify the time and expense of travel. Or, maybe you're like me and foolishly traveled to Rochester, New York where...
Maps Mania
How big are London, New York & Tokyo?
a year ago
Adventures In...
Detect and measure wildfires with Sentinel-1 Explorer
Our human visual systems collect light from a pretty narrow slice of the electromagnetic spectrum....
4 months ago
Our human visual systems collect light from a pretty narrow slice of the electromagnetic spectrum. But there is so much more light to see. Radar systems use photons with much longer wavelengths that can break through clouds and smoke, and because the energy is sent from the...
Transit Maps
Submission – Fantasy Map: New York Regional Rail Concept by James G
Submitted by James, who says: I created this map based on various concepts (mainly the work of Alon...
4 months ago
Submitted by James, who says: I created this map based on various concepts (mainly the work of Alon Levy) for through-running regional rail in the New York region. This network would integrate all of the current commuter rail networks, increasing frequencies to metro-like levels,...
Map of the Week
A Blue Map of China
This past weekend I finally got to the Leventhal Map Center at the Boston Public Library to see...
3 months ago
This past weekend I finally got to the Leventhal Map Center at the Boston Public Library to see their exhibit, Heaven and Earth: The Blue Maps of China on one of its final days. Yes, I should have visited months ago when I could have encouraged readers to see it but though they...
Transit Maps
Historical Map: Argentine Railways, 1907
Now this is a map! This is just superb cartography: detailed, clear and lovely to look at. I love...
a year ago
Now this is a map! This is just superb cartography: detailed, clear and lovely to look at. I love the way that brown is used for mountainous features, and a light blue is used for water features – it allows this information to be visible, but it doesn’t compete with the overlaid...
Transit Maps
Submission – BART “Heat Map” by Harsha Devulapalli
Submitted by Harsha, who says: I’ve been a big fan of your blog for over a decade. Recently, I had...
4 months ago
Submitted by Harsha, who says: I’ve been a big fan of your blog for over a decade. Recently, I had the opportunity to replicate the BART transit map for a data visualization in a story I wrote for the San Francisco Chronicle. I would love to hear your thoughts on it! Transit Maps...
somethingaboutmaps
Getting Local: A Map Disassembly
Though it’s only been a couple of months since the last time I did a map breakdown, I feel like it’s...
a year ago
Though it’s only been a couple of months since the last time I did a map breakdown, I feel like it’s time for another. While my own instincts are to avoid repetition, if there’s one thing I’ve learned from my YouTube-watching habits, it’s that a creator can put out a regular...
Adventures In...
How to Make Features Illuminate an Underlying Basemap
Sure, we can make features look like they are glowing. But how can we make them look like they are...
a year ago
Sure, we can make features look like they are glowing. But how can we make them look like they are casting light on the basemap below? Here’s a silly little trick using crafty symbology and blend modes in ArcGIS Pro. In this case we’ll use glorious stork migration paths,...
Map of the Week
Forest Fires All Over North America
This has been a remarkably heavy year for forest fires and it's still very early in the season. The...
a year ago
This has been a remarkably heavy year for forest fires and it's still very early in the season. The last few summers the West Coast has experienced many days of terrible air quality. This year the East Coast is experiencing it. Last week cities like New York, Philadelphia and...
Maps Mania
The World's Most Controversial Interactive Map
10 months ago
Maps Mania
Live from the Sundhnúkur Eruption
8 months ago
Map of the Week
Taiyoh Pokemon Nation
Taiyoh is a fan-made Pokemon nation. It is based on Japan. In fact, the resemblance is so strong...
a year ago
Taiyoh is a fan-made Pokemon nation. It is based on Japan. In fact, the resemblance is so strong that I came across these pages when looking for maps of Japan.
I will refrain from commenting on Pokemon given my lack of knowledge. However, I like the look and feel of this map....
James Cheshire
COVID inquiry heard Boris Johnson ‘struggled’ with graphs – if you do too, here are some tips
James Cheshire, UCL and Rob Davidson, UCL In March 2020, the UK government’s chief scientific...
a year ago
James Cheshire, UCL and Rob Davidson, UCL In March 2020, the UK government’s chief scientific adviser, Patrick Vallance, presented to the nation a graph showing “the shape of an epidemic”. The red line depicting the number of predicted COVID cases rose to a steep peak before...
Map of the Week
Pittsburgh Week
This week I am attending the North American Cartographic Information Society (NACIS) meeting in...
a year ago
This week I am attending the North American Cartographic Information Society (NACIS) meeting in Pittsburgh so I haven't had time for a proper blog post. There's lots of great stuff here that may make for future blog posts but in the meantime here are a few random maps I've come...
Maps Mania
Mapping the Political Landscape
2 months ago
Maps Mania
Land doesn't vote, people do!
3 months ago
Map of the Week
The Salt Front
The salt front is the point where a river becomes too salty to be safe for drinking water. The front...
3 weeks ago
The salt front is the point where a river becomes too salty to be safe for drinking water. The front moves upstream from the river’s mouth as less freshwater flows downstream to dilute it. I’d never heard of a salt front until I read about it in a recent article in...
Adventures In...
The Geoholics Podcast
I got to join The Geoholics podcast this week and had a fun conversation with Kent Groh, Ryan Kelly,...
a year ago
I got to join The Geoholics podcast this week and had a fun conversation with Kent Groh, Ryan Kelly, and Nik Smilovsky Here is a link to the episode: https://open.spotify.com/episode/0sHBwsGyfAoZE3ra5RaeVB?si=f1f3bdf9ab3b4695 Here’s the episode’s description: Raised by two...
Twelve Mile Circle –...
Asia-Pacific, Part 7 (South Korea: The DMZ)
The Korean War never actually ended. Rather, it froze in place at an armistice line on July 27,...
a year ago
The Korean War never actually ended. Rather, it froze in place at an armistice line on July 27, 1953. So there’s a multi-decade ceasefire, a truce, but no agreed-upon resolution of hostilities. A four kilometre wide Demilitarized Zone acts as a buffer between North and South...
Map of the Week
Mauna Loa Lava Maps
Sure, there are cool livestreams of the Mauna Loa volcano you can watch, but even better, you can...
over a year ago
Sure, there are cool livestreams of the Mauna Loa volcano you can watch, but even better, you can see live maps of the lava flow.
Here is yesterday's status map from the U.S. Geological Survey
The dark red in these maps shows the new lava flow from the last 24 hours. It is...
somethingaboutmaps
Projection Cards
I had a whimsical idea a few months ago: map projection trading cards. Something nerdy and...
over a year ago
I had a whimsical idea a few months ago: map projection trading cards. Something nerdy and map-related that you could collect and exchange at conferences. I poked around at some design ideas for a while, and here’s what I’ve come up with so far. This is the front side of the...
Maps Mania
A Map of the World's Deadliest Epidemics
a year ago
Maps Mania
The Worldwide Breaking News Map
6 months ago
somethingaboutmaps
Projection Connections: A Very Nerdy Poster
Friends, I’m excited to offer to you a new poster. Not a map this time around, but something...
over a year ago
Friends, I’m excited to offer to you a new poster. Not a map this time around, but something map-related. A 16 × 24-inch tangled web showing how 100+ different map projections are all related to each other: Projections are a niche topic even among cartographers, so I don’t...
GeoCurrents
Lectures on Psychoactive Substances Available on YouTube
Dear Readers, I have now posted all 21 video lectures of the GeoCurrents series on the Historical...
3 months ago
Dear Readers, I have now posted all 21 video lectures of the GeoCurrents series on the Historical Geography of Natural Psychoactive Substances, which can be found here. Each lecture is illustrated with maps, diagrams, photographs, and so on. Most are roughly one hour in length....
Maps Mania
The Street Names of Budapest
10 months ago
Adventures In...
Make this AI-inspired topo landscape please
Many weeks ago I saw an achingly beautiful bit of AI-generated terrain art shared by Esri’s glorious...
a year ago
Many weeks ago I saw an achingly beautiful bit of AI-generated terrain art shared by Esri’s glorious instagram account. Initially I was a bit intimidated by the robots; it was so charming and tactile and wondrous and dreamlike and sinuous. But also…inspiring. I wondered if I...
Transit Maps
Unofficial Maps: Two new takes on the London Underground by Kenneth Field
Back in 2019, Ken showcased an experimental alternative Tube Map based on a diamond motif (read the...
a year ago
Back in 2019, Ken showcased an experimental alternative Tube Map based on a diamond motif (read the Transit Maps review here) that had mixed reactions from the community. He went away and absorbed that feedback, and – like a glutton for punishment – he’s back with not one, but...
Map of the Week
Mapping Etymology
Mapologies is a website that shows many interesting etymology maps such as this one showing the word...
8 months ago
Mapologies is a website that shows many interesting etymology maps such as this one showing the word for Earth throughout Europe-from their planets page.
The countries are color coded by the language family origins of the words. Here are peaches from the fruits page.
I like...
Map of the Week
Stolen Native American Remains
In 1990 the Native American Graves Protection and Repatriation Act was passed by the U.S. Congress...
a year ago
In 1990 the Native American Graves Protection and Repatriation Act was passed by the U.S. Congress to gave indigenous peoples a way to reclaim their dead. 33 years later about half of the remains have yet to be returned. Pro Publica produced a piece with excellent interactive...
Map of the Week
Innovation in Segregation
Before the Home Owners' Loan Corporation (HOLC) redlining maps encouraged segregation (documented...
a year ago
Before the Home Owners' Loan Corporation (HOLC) redlining maps encouraged segregation (documented extensively including on this blog), there was this 1934 map by property analyst J. M. Brewer. It showed real estate conditions in Philadelphia with a wary eye towards immigrants,...
Musings on Maps
“He Could Easily Destroy Us”
Tucker Carlson's move to Twitter led him to celebrate it as the last preserve of free speech. But...
a year ago
Tucker Carlson's move to Twitter led him to celebrate it as the last preserve of free speech. But his relation to speech was long slippery, best reflected on the heuristic display of the 2016 electoral map that was the logo of the pundit's nightly show's and its guiding...
Transit Maps
Submission – New Official Map: UTA Rail and BRT Map, 2023
Submitted by Browne, who says: UTA, the primary transit provider for northern Utah, has officially...
a year ago
Submitted by Browne, who says: UTA, the primary transit provider for northern Utah, has officially launched its newest BRT service, and with it, a new transit map. The OGX is a new BRT route from Ogden Central Station, downtown, Weber State University, and down to McKay-Dee...
Transit Maps
Submission – Official Map: GoBus Ohio, 2024
Submitted by Leo, who says: The state-supported GoBus system in Ohio has a somewhat strange route...
4 months ago
Submitted by Leo, who says: The state-supported GoBus system in Ohio has a somewhat strange route scheme (e.g. no direct route from Columbus to Cleveland, or Columbus to Cincinnati via Dayton) but their map, despite being overall fairly poor, makes some interesting stylistic...
Adventures In...
Tolkien Style Maps in a GIS: part 4, Assembly
“There’s some good in this world, Mr. Frodo, and it’s worth fighting for.” In this 4-part series...
10 months ago
“There’s some good in this world, Mr. Frodo, and it’s worth fighting for.” In this 4-part series we’ll walk through the reckoning of a Lord of the Rings style fantasy map, right in ArcGIS Pro. We map-makers get to breathe honest to goodness geographic life into the seminal...
Maps Mania
Mapping Conflicts Around the World
11 months ago
Twelve Mile Circle –...
Inland Northwest, Day 7 (Abrupt End)
What should have been a ten day trip ended unexpectedly on the seventh day. The previous evening our...
2 months ago
What should have been a ten day trip ended unexpectedly on the seventh day. The previous evening our kid who was watching the house called to tell us about our soaking wet basement carpet. Our ancient boiler was leaking. So we immediately contacted our insurance provider, a water...
Maps Mania
Divorced, Befriended, Married or Died
a year ago
Maps Mania
Battles of World War II & American Wars
5 months ago
Transit Maps
Historical Map: Lines of the Omaha and Council Bluffs Street Railway, 1927
Here’s a fascinating map of streetcar lines in Omaha, Nebraska in 1927, beautifully hand drawn on...
a year ago
Here’s a fascinating map of streetcar lines in Omaha, Nebraska in 1927, beautifully hand drawn on top of a pre-printed single colour map of the area produced by the City’s engineering department. Not only does the map show the extent of all the streetcar lines (with 64.6 miles of...
Maps Mania
The Global Problem of Forever Chemicals
a year ago
Twelve Mile Circle –...
Cicada Chase, Day 1
What would be a good present for someone who just graduated from college with a degree in...
6 months ago
What would be a good present for someone who just graduated from college with a degree in entomology? Well, how about a quick trip to the Midwest to hunt for bugs? May 2024 marked a special occasion that was well-reported (maybe over-reported) by the mainstream media: the...
Maps Mania
The Easter Bunny's Egg-cellent Adventure
8 months ago
Twelve Mile Circle –...
Atlanta BeltLine – Eastside Trail
I arrived in Atlanta, Georgia for business. On the final day I wrapped-up and had a little time to...
a year ago
I arrived in Atlanta, Georgia for business. On the final day I wrapped-up and had a little time to visit a family member who lives in the city. That became a good excuse to head over to the Grant Park neighborhood on Atlanta’s eastside. We spent most of our late afternoon walking...
Maps Mania
The Book Banning Map of America
3 months ago
Map of the Week
Paris Olympics 1924
Paris will host the Olympics in a few days. They previously hosted them 100 years ago. Here is a...
5 months ago
Paris will host the Olympics in a few days. They previously hosted them 100 years ago. Here is a small map of the 1924 Olympic venues.
via metropolitiques
Artist Pauline de Langre has some nice, artistic maps showing the venues in 1924 and 2024.
A bit hard to read at this...
Twelve Mile Circle –...
Costa Rica, Part 4 (Brew Day)
We hadn’t visited any breweries in the first several days but that was about to change. It turns out...
a year ago
We hadn’t visited any breweries in the first several days but that was about to change. It turns out Costa Rica has a fairly lively craft brewery scene and we were moving into an area rich with them. Several fell within our direct path between La Fortuna and Tamarindo and that...
Maps Mania
The Chain Restaurants of America
10 months ago
Map of the Week
Below the Ice
This past fall scientists uncovered a vast landscape that has been "frozen in time" under the...
11 months ago
This past fall scientists uncovered a vast landscape that has been "frozen in time" under the Antarctic Ice Shelf. Here is a nice graphic from phys.org.
The topography was determined by a combination of radio wave echoes and satellite images. This landscape, more than 2...
Maps Mania
The Five Minute Fantasy Map Maker
10 months ago
somethingaboutmaps
Projection Cards: Now a Reality
A couple months back, I floated an idea for making some fun trading cards based on map projections....
over a year ago
A couple months back, I floated an idea for making some fun trading cards based on map projections. I’m very happy to report that several dozen of you responded and contributed designs to help make the set happen. I’ve been spending several weeks on managing everyone and working...
Adventures In...
Cartography Workshop in Utrecht, April 2024
I’m going to be in the Netherlands April 23, 2024, to spend a day nerding out on map making. I’ll be...
11 months ago
I’m going to be in the Netherlands April 23, 2024, to spend a day nerding out on map making. I’ll be a guest of Esri Netherlands, and will lead this workshop day, called “Mapping Magic with John Nelson” (no pressure). It’s a kickoff to their Esri Connect 2024 event. Here’s a...
Maps Mania
1000+ Streets Called Washington
5 months ago
Transit Maps
Submission – Official Map: TRAM d’Alacant Fare Zones, 2023
Submitted by Roberto, who says: I would like to share the TRAM d’Alacant fare zone map. It describes...
a year ago
Submitted by Roberto, who says: I would like to share the TRAM d’Alacant fare zone map. It describes the different zones and stops of this tramway/narrow gauge train in the Spanish province of Alacant (Alicante). It’s been reopened recently after six years of renovation works....
Twelve Mile Circle –...
Southern Heat, Part 7 (Hill Country)
The extended road trip finally arrived at its western terminus in the Texas Hill Country. This also...
a year ago
The extended road trip finally arrived at its western terminus in the Texas Hill Country. This also marked my first visit to Burnet County, a rural locale situated northwest of Austin. Locals pronounce it something like BURN-it, and that’s how it felt as the mercury hit 103°...
Maps Mania
Tracking Russia's 'Dark' Shadow Ships
3 months ago
GeoCurrents
The Electoral Transformation of Wisconsin and Minnesota
The neighboring states of Wisconsin and Minnesota are an instructive place to examine the recent...
a month ago
The neighboring states of Wisconsin and Minnesota are an instructive place to examine the recent transformation of electoral geography in the United States. Both states saw a comparatively modest “red shift” from the presidential election of 2020 to that of 2024. In Wisconsin,...
Maps Mania
Which Airports are also Filetypes?
2 months ago
Twelve Mile Circle –...
From Skyline to Valley
A family friend had a big round-number birthday recently and we drove down to Central Virginia for...
over a year ago
A family friend had a big round-number birthday recently and we drove down to Central Virginia for the celebration. Meanwhile, I’m always on the lookout for opportunities to add to my various travel lists so I wondered how might I combine the two. I thought about county counting...
Map of the Week
The Spread of Slavery in the United States
In September, 1861 the U.S. Coast Survey published this large map showing the enslaved population by...
a year ago
In September, 1861 the U.S. Coast Survey published this large map showing the enslaved population by county. It was "sold for the benefit of the sick and wounded soldiers of the U.S. Army."
The image above is from an article in Smithsonian. Here is a detailed view showing part...
Maps Mania
The Supply Chain of Deforestation
9 months ago
somethingaboutmaps
Challenging the Idea of a Bad Map
We’re just a couple of weeks away from the 30 Day Map Challenge, an annual celebration of...
a year ago
We’re just a couple of weeks away from the 30 Day Map Challenge, an annual celebration of cartographic creativity. I know some of you are already brainstorming about what you might do this year. Each day has a prompt, and you’re encouraged to make a map that day that is based on...
Maps Mania
The Rise & Fall of National Rail Networks
a year ago
Twelve Mile Circle –...
England, Day 10 (More Typical London)
Unlike the previous day, we focused our final full London day on places more regularly associated...
4 months ago
Unlike the previous day, we focused our final full London day on places more regularly associated with typical tourists. Sometimes we do that. Occasionally I displayed my normal geo-oddity proclivities but mostly it was about cramming as much as possible into the hours before...
Twelve Mile Circle –...
Mackinac’s Orbit, Part 11 (What’s Brewing?)
Twelve Mile Circle readers don’t really care about my brewery visits. I get it. You won’t offend me...
over a year ago
Twelve Mile Circle readers don’t really care about my brewery visits. I get it. You won’t offend me if you skip this article or scroll through the pictures without reading anything. I really do this more for myself to create a record of my visits that extend beyond the simplicity...
Adventures In...
How to make tapered rivers in ArcGIS Pro
Cartographers will often exaggerate the natural scale of a mapped feature to help it communicate...
a year ago
Cartographers will often exaggerate the natural scale of a mapped feature to help it communicate something of its nature. Some examples are vertical exaggeration of terrain or the very existence of point symbols (cities aren’t actually that big). We embellish for effect. Making a...
GeoCurrents
The Historical Geography of Psychoactive Substances: GeoCurrents Lecture Series on YouTube
GeoCurrents has been on a long summer hiatus as I have reconsidered my plans for the site. As I have...
3 months ago
GeoCurrents has been on a long summer hiatus as I have reconsidered my plans for the site. As I have retired from academia, one of my main goals is to convert my old lecture courses into publicly accessible YouTube lecture series. To do so, I have revived an all-but-forgotten...
Map of the Week
Thirty Day Map Challenge 2023-Days 17-23
Another week of 30 Day Map Challenge Maps…
Day 17 - Flow
Probably the intention here was to have...
a year ago
Another week of 30 Day Map Challenge Maps…
Day 17 - Flow
Probably the intention here was to have people make maps of the flow of surface water or air or traffic but I decided to make a flow chart instead.
A vaguely interesting look at the trip home I had to make many times as...
Adventures In...
Make this 3D printed globe please
Ah, it’s that time of year when we geographers pour ourselves a steaming mug of hot coffee and place...
a year ago
Ah, it’s that time of year when we geographers pour ourselves a steaming mug of hot coffee and place a stroopwafel over it until the caramel is nice and gooey and take the hand of other nearby geographers and sing O Denneboom together. Say, what’s with all the Dutch references?...
Maps Mania
Alternatives to Google Maps Street View
a year ago
Maps Mania
Europeans Profiting from American Deaths
5 months ago
Twelve Mile Circle –...
Southern Heat, Part 1 (Road Trip)
It feels like I just got back from Costa Rica and then I’m right back on the road again. True...
a year ago
It feels like I just got back from Costa Rica and then I’m right back on the road again. True enough, we made it home for only a couple of weeks before we began an extended drive through the southeastern United States. However, those were the only dates that worked with...
Transit Maps
15% Off All Prints in the “Transit Maps” Store
Just a reminder that the best way to support the site is by buying a print from our online store,...
3 weeks ago
Just a reminder that the best way to support the site is by buying a print from our online store, because you get something awesome in return! We’re having a Thanksgiving/Black Friday/Small Business Saturday/Cyber Monday sale with 15% off all prints. Choose from my original...
Twelve Mile Circle –...
Southern Heat, Part 4 (Bug Loop)
Sure, the southern United States has more than its fair share of pesky bugs that most people...
a year ago
Sure, the southern United States has more than its fair share of pesky bugs that most people actively avoid. Mosquitos, horseflies, and palmetto bugs probably top that list. So it probably sounds strange that we devoted an entire day to insects, particularly to the appreciation...
Twelve Mile Circle –...
Asia-Pacific, Part 3 (Japan: Tokyo Temples and Tourists)
I arrived in Japan on a Friday evening, having lost an entire day crossing the International Date...
a year ago
I arrived in Japan on a Friday evening, having lost an entire day crossing the International Date Line from Honolulu. But it also meant I got a free weekend in Tokyo before resuming work on Monday. It’s easier and cheaper to stay in a hotel all weekend than go half way around the...
Maps Mania
Memorial Day Weekend Helicopter Flights
4 months ago
GeoCurrents
Will the United States Recognize Somaliland as Somalia Continued to Devolve?
Recent reports claim that the incoming Trump administration is considering giving diplomatic...
2 days ago
Recent reports claim that the incoming Trump administration is considering giving diplomatic recognition to Somaliland, a de facto independent state that broke away from the wreckage of Somalia in 1991. Republican representative Scott Perry of Pennsylvania has already introduced...
Twelve Mile Circle –...
Dayton, Ohio Part 1 (The Wright Stuff)
When people have asked, I’ve told them with a straight face that we didn’t go to Daytona for Spring...
8 months ago
When people have asked, I’ve told them with a straight face that we didn’t go to Daytona for Spring Break, no, we went to Dayton. As in Ohio. As in probably the least likely Spring Break destination in the United States. We managed to avoid warm weather, sandy beaches, and...
Twelve Mile Circle –...
Inland Northwest, Day 5 (University Loop)
This was another early morning start although not as early as some of the others. We wouldn’t need...
2 months ago
This was another early morning start although not as early as some of the others. We wouldn’t need to drive very far anymore now that we’d settled into our temporary home in Lewiston, Idaho for four nights in a row. The Washington Race Sunrise came quickly and we soon found...
Twelve Mile Circle –...
Dayton, Ohio Part 6 (Breweries)
It’s the eternal question. Should I lump all of the brewery visits into a single article or should I...
8 months ago
It’s the eternal question. Should I lump all of the brewery visits into a single article or should I spread them within the series? Well, as always, it depends. This time I decided to discuss them all at once because of a simple fact of geography. We visited eight breweries...
somethingaboutmaps
A New Take on an Old Style
Gentle readers, I have some exciting things to share with you. After several months of tinkering and...
a month ago
Gentle readers, I have some exciting things to share with you. After several months of tinkering and toolmaking, I have created a series of posters of iconic peaks (and other terrain), illustrated in a sketch style inspired by old hachure drawings. There are 37 designs to choose...
Transit Maps
Submission – Unofficial Map: Tramways in Gdańsk, Poland by Arsen Mosiichuk, 2024
Submitted by Arsen, who says: Hello, this summer I with Sergey Steblina as art-director designed a...
4 days ago
Submitted by Arsen, who says: Hello, this summer I with Sergey Steblina as art-director designed a transit map of Gdańsk trams. I am very interested what Transit Maps think about this. Transit Maps says: Overall, this is very solid and clean work – very much in the style of...
Map of the Week
Make the Desert Bloom
Tomas Pueyo has an idea to help combat global warming and rising seas. His idea is to create new...
a year ago
Tomas Pueyo has an idea to help combat global warming and rising seas. His idea is to create new seas by flooding several below sea level basins, such as the Dead Sea or Death Valley with seawater to create or enlarge inland seas. Here is an image from his Substack pages showing...
Maps Mania
How Near do You Live to a Mass Shooting?
a year ago
Map of the Week
The Real World Costs of Bitcoin
This is from April but at last week’s NACIS conference I saw Zach Levitt speak about making these...
a year ago
This is from April but at last week’s NACIS conference I saw Zach Levitt speak about making these graphics for the New York Times. The story details how in the midst of a winter storm that left tens or thousands without power, bitcoin mines in the state kept running, until the...
Maps Mania
Mapping Oil and Gas Emissions
10 months ago
Map of the Week
The Black Atlantic
This map was created by Léopold Lambert to emphasize centrality of the Atlantic Ocean to the slave...
10 months ago
This map was created by Léopold Lambert to emphasize centrality of the Atlantic Ocean to the slave trade.
The map was created for an article in the Funambulist and was recently featured as a “Map of the Week” (yes there are others) for the American Geographical...
Adventures In...
How to make this thematic map, and stuff
One of the great joys of working here at Esri is the opportunity to collaborate with amazing people....
4 months ago
One of the great joys of working here at Esri is the opportunity to collaborate with amazing people. Recently I had the opportunity to present at the User Conference about thematic mapping, with Sarah Bell and Kenneth Field. It was a lot of fun and we all surprised each other...
Adventures In...
Add Multiple Maps to One Layout
Of course Alaska and Hawaii are glorious places, beloved by all for their lovely inhabitants and...
3 months ago
Of course Alaska and Hawaii are glorious places, beloved by all for their lovely inhabitants and majestic natural environs. It would be an error of omission should they not appear in a map of the United States, but it would also be a shame to shoe-horn them in looking sad with an...
Map of the Week
The Ferraris Atlas of Belgium
While I was at the British Library in May, I spent much time admiring and puzzling over this...
2 months ago
While I was at the British Library in May, I spent much time admiring and puzzling over this atlas.
The Ferraris maps of the Austrian Netherlands (now Belgium) were created by Count (and cartographer) Joseph de Ferraris in the 1770's. He was commissioned by Austrian empress...
Maps Mania
Tracking American Spies in Germany
5 months ago
Maps Mania
Geotripper - the Traveling Salesman Game
2 weeks ago
somethingaboutmaps
Independent Study: A Reflection
Earlier this summer, I decided to embark on an educational experiment: I wanted to create a version...
a year ago
Earlier this summer, I decided to embark on an educational experiment: I wanted to create a version of the independent study groups that I used to co-teach when I was at the University of Wisconsin–Madison, in which students would work on a mapping project, and meet weekly for...
Maps Mania
Crowdsourcing Neighborhood Borders
3 months ago
James Cheshire
Being creative is reason enough to try different data visualization
A simple line chart might be all you need to communicate the patterns in a dataset, but it might not...
over a year ago
A simple line chart might be all you need to communicate the patterns in a dataset, but it might not be given a second glance. Getting the viewer to work a little harder to interpret and think about a graphic can be a very effective way of generating engagement. This is where the...
Map of the Week
Icelandic Glacier Web Portal
This web portal is a collaborative effort by Icelandic institutes, agencies, companies, societies...
a year ago
This web portal is a collaborative effort by Icelandic institutes, agencies, companies, societies and private persons to display an overview of glaciological research and variations of Icelandic glaciers. The portal provides access to measurements, observations and photographs...
Map of the Week
The Atlas of Design, Volume 7
Note to readers on this platform: I also publish this blog on Substack. You may find that the...
2 months ago
Note to readers on this platform: I also publish this blog on Substack. You may find that the pictures below show up a little better than here.
The Atlas of Design is a biannual production of the North American Cartographic Information Society (NACIS). It highlights some of the...
Map of the Week
Mid 1900's Urban Planning in Philadelphia
Here are a few urban planning items to close out Philadelphia month. Hope you have enjoyed the...
a year ago
Here are a few urban planning items to close out Philadelphia month. Hope you have enjoyed the journey.
Cathedral Road:
There are many discontinued highways and roads to nowhere throughout the United States, including Woodhaven Road, a dead end expressway in Northeast...
GeoCurrents
Changing Correlations Between Income and Voting in U.S. Presidential Elections, 2016-2020
In 2009, Andrew Gelman published a fascinating and informative book called Red State Blue State Rich...
2 months ago
In 2009, Andrew Gelman published a fascinating and informative book called Red State Blue State Rich State Poor State: Why Americans Vote the Way They Do. Gelman’s main thesis was nicely summarized by Leo Carey in The New Yorker: “Andrew Gelman persuasively argues that the poor...
Twelve Mile Circle –...
Costa Rica, Part 5 (Relaxing in Tamarindo)
Rainy season doesn’t mean the same thing across the entirety of Costa Rica. Nor does it start...
a year ago
Rainy season doesn’t mean the same thing across the entirety of Costa Rica. Nor does it start suddenly or retain consistent intensity. So our drive to Guanacaste Province’s drier Pacific coast during the earlier part of the season promised plenty of sunshine. That was our plan...
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