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...
Maps Mania
OpenStreetMap Edits in Real Time
10 months ago
Maps Mania
135,000 Years of Changing Sea Levels
a year ago
Map of the Week
The Lost Subways of North America
A new book by Jake Berman, The Lost Subways of North America explores the history of unbuilt and...
11 months ago
A new book by Jake Berman, The Lost Subways of North America explores the history of unbuilt and discontinued transit in 23 cities in the United States and Canada. Mexico is not included because "Mexico's urban history is so unlike that of the United States and Canada."
Cities...
Transit Maps
Historical Map: Diagram of Passenger Stations in the Sydney Metropolitan Area, 1928
There’s a lot to like about this simple little track diagram of Sydney’s rail system from 1928....
4 months ago
There’s a lot to like about this simple little track diagram of Sydney’s rail system from 1928. There’s a lot of different angles – both with route lines and station labels – but it still manages to hang together as a coherent whole. A big part of that is the dead straight...
Adventures In...
Three Maps & the Truth
You may have heard that “all maps lie” and that’s right (also, here’s some required reading). Each...
a week ago
You may have heard that “all maps lie” and that’s right (also, here’s some required reading). Each map is a collection of compromises, whether they’re geomatic (your projection and scale choices), editorial (your choice of subject and what you’ve chosen to show and not show), and...
Maps Mania
The Rise & Fall of National Rail Networks
a year 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 →
Map of the Week
Maps of Julian Hoffman Anton
I'm always excited to find new cartographic artists. Here are some maps from Julian Hoffman Anton....
a year ago
I'm always excited to find new cartographic artists. Here are some maps from Julian Hoffman Anton. The first one is his Tokyo Eat Map. I've cropped the map a bit to fit the format of this page. To see it all click here.
This is really a heat map showing restaurant density. Egg...
Maps Mania
Welcome To Your New Gardening Zone
7 months ago
Map of the Week
If Mars Were on Earth
This image of the surface of Mars was released last Spring as part of the Atlas of Mars. Images were...
8 months ago
This image of the surface of Mars was released last Spring as part of the Atlas of Mars. Images were compiled from the Emirates Mars Mission "Hope", an approximately two year mission in that began orbiting the planet in 2021.
via New York Times
Some remarkably detailed...
Maps Mania
Tory Candidates Violently Attacked
5 months ago
Transit Maps
Submission – Fantasy Map: Tram Network for Bristol, England by Elliott Sargent
Submitted by Elliott, who says: I’ve been a fan of your work for a while now, and thought I’d submit...
a year ago
Submitted by Elliott, who says: I’ve been a fan of your work for a while now, and thought I’d submit my own work for judgement. I’ve had a crack at designing a map for an as-yet non-existent tram and bus network for Bristol, UK, a city in dire need of reliable, integrated public...
Maps Mania
⅓ of Rafah’s Buildings Destroyed
8 months ago
Twelve Mile Circle –...
England, Day 9 (Atypical London)
Before we left on our trip to England I promised everyone in the family that we would visit at least...
4 months ago
Before we left on our trip to England I promised everyone in the family that we would visit at least one thing they absolutely wanted to see. We completed that for the younger kid at Tankfest. Two more bucket list destinations happened during our first full day in London. We’re...
Adventures In...
On-the-Fly Generalization Hack for ArcGIS Pro
Generalization is one of the most important tools in a map maker’s tool kit. Sometimes the...
10 months ago
Generalization is one of the most important tools in a map maker’s tool kit. Sometimes the complexity of our geometry needs to be smoothed out to best visually represent a place or appear best at various scales. Here is a way (complete hack, but surprisingly effective) to...
Maps Mania
America's Changing Plant Hardiness Zones
a year ago
Maps Mania
The Best Price Comparison Maps
10 months ago
Maps Mania
Gaza is 42 Million Tonnes of Rubble
4 months ago
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...
Map of the Week
The Inequalities of Climate Change
There was much talk, if not much action, at the recent COP27 conference about wealthier countries...
a year ago
There was much talk, if not much action, at the recent COP27 conference about wealthier countries compensating poorer ones for the impacts of climate change. The poorer countries see the largest impacts, while contributing the least to the problem. This map illustrates the...
Maps Mania
Unlocking America’s Visual Time Machine
a year ago
Map of the Week
The Liverpool Overhead Railway
I found this cool strip map of the Liverpool Overhead Railway, the first elevated electric railway...
a year ago
I found this cool strip map of the Liverpool Overhead Railway, the first elevated electric railway in the world. It opened in 1893 and was dismantled in 1957 because the company could not afford to make the necessary repairs. This map is dated "c1938".
via Flickr
According...
Transit Maps
Official Map: Newark International Airport Regional Rail Connections, 2023
Every so often, I come across a transit map that is just so unfit for purpose that all I can do is...
a year ago
Every so often, I come across a transit map that is just so unfit for purpose that all I can do is scratch my head and ponder, “Just why?” This is one of those maps. Produced by (or on behalf of) Newark International Airport, it purports to show regional rail services that you...
Maps Mania
Trains, Balloons and Automobiles
5 months ago
Twelve Mile Circle –...
Dayton, Ohio Part 7 (Hodgepodge)
The Dayton trip came to an end but I still had a bunch of stuff to talk about that didn’t fit into...
7 months ago
The Dayton trip came to an end but I still had a bunch of stuff to talk about that didn’t fit into any of the earlier articles. Naturally I’ve collected them all together within this final compilation to serve as a wrap-up. Then we can call this one done and move onto the next...
Maps Mania
Which Country Most Resembles Your Country?
a year ago
Maps Mania
Using the Overpass API with Leaflet
10 months ago
Transit Maps
Submission – Unofficial Diagram of Victorian Ferry Routes, 2024 by Bushland Maps
Submitted by Bushland Maps, who say: Ferries are a bit of a forgotten mode of transport in...
a month ago
Submitted by Bushland Maps, who say: Ferries are a bit of a forgotten mode of transport in Melbourne. With no integration into the fare system or journey planners, and with overarching public transport body PTV only “overseeing” three of the routes (which doesn’t have any...
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...
Twelve Mile Circle –...
Silver Line Extension
The Washington Metropolitan Area Transit Authority opened its eleven mile Silver Line extension on...
a year ago
The Washington Metropolitan Area Transit Authority opened its eleven mile Silver Line extension on November 15, 2022. I couldn’t be there on opening day but I still wanted to check out the new stations while they were relatively “new.” So I checked in with my frequent travel...
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...
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...
Maps Mania
The 2024 World Press Freedom Rankings
7 months ago
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...
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°...
Twelve Mile Circle –...
Dayton, Ohio Part 3 (Museums)
Sure, I visited the various Wright Brothers museums, historical sites, and memorials but they...
8 months ago
Sure, I visited the various Wright Brothers museums, historical sites, and memorials but they weren’t the totality of Dayton’s remarkable legacy. It wasn’t even the reason why we visited. I mentioned the younger kid’s interest in all things aeronautical earlier and it traced back...
Transit Maps
Submission – Official Map: Hudson-Bergen Light Rail Map at Bergenline Avenue Station
Submitted by Kara, who says: At the (extremely cool) Bergenline Avenue station, [my partner and I]...
a year ago
Submitted by Kara, who says: At the (extremely cool) Bergenline Avenue station, [my partner and I] stumbled across this official map that I’d never seen before, depicting both the HBLR and the PATH! It was actually all over that station, and it’s definitely a relatively old map,...
Musings on Maps
Gaza, Again–and Again
The Gaza Strip’s spatiality continues to puzzle and fascinate–as much as the pressing question of...
a year ago
The Gaza Strip’s spatiality continues to puzzle and fascinate–as much as the pressing question of its sovereignty. The two are of course intertwined, and the boundaries of Gaza are historically defined. The perimeter around the Gaza Strip was in a … Continue reading →
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...
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...
Maps Mania
Every Basketball Court on Google Maps
3 months ago
somethingaboutmaps
Kickstarter 3: The Return
For the past several years, I’ve enjoyed the process of cyanotype printing, and have released a...
a month ago
For the past several years, I’ve enjoyed the process of cyanotype printing, and have released a number of projects based on this technique (including my favorite item I’ve ever made). Now, I’ve decided to take my recent work in developing terrain sketches, and turn it into a new...
Transit Maps
Submission – Official Map: Long Island Rail Road Screen Maps at Grand Central Madison
Submitted by Griffin, who says: I work upstairs in the old Grand Central and was every excited to...
a year ago
Submitted by Griffin, who says: I work upstairs in the old Grand Central and was every excited to check out the new station this morning. Spotted this new map on the wall down there, thought you might find it interesting. Transit Maps says: Oh, I do like this. Graphically strong...
Transit Maps
Historical Map: Sydney Railway Layout, c. 1940
Unearthed on Twitter (It’ll always be Twitter to me, no matter what Elon says) by @crossing_lights,...
a year ago
Unearthed on Twitter (It’ll always be Twitter to me, no matter what Elon says) by @crossing_lights, this is quite an extraordinary find. Long-time readers may have seen the 1939 version of this diagram (and the digital recreation that I made). Here’s the thing: the general...
Map of the Week
The Southern Underground Railroad
This map, via Smithsonian, shows the main passageways that the enslaved took southwards to...
a year ago
This map, via Smithsonian, shows the main passageways that the enslaved took southwards to freedom.
The southern Underground Railroad was less traveled and much less well documented, but Mexico after gaining independence passed strong anti-slavery laws. Even before that the...
Maps Mania
When is the Coldest Day of the Year?
11 months ago
somethingaboutmaps
A Free eBook of Terrain Lines
Friends, earlier this week I mentioned that I’d completed a whole bunch of terrain sketches using...
a month ago
Friends, earlier this week I mentioned that I’d completed a whole bunch of terrain sketches using some novel techniques that allowed me to create a hachure drawing style from digital elevation data. If you’d like to see the whole set, I’ve now assembled them into a quick eBook...
Maps Mania
Where to Watch April's Solar Eclipse
10 months ago
Maps Mania
Travel Times in the Roman & British Empires
3 weeks ago
Maps Mania
Mapping Russian Military Facilities in Crimea
a year ago
Maps Mania
The World's Bioregions & Ecosystems Mapped
a year ago
Maps Mania
How Well Do You Know New York's Subway?
a year ago
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...
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
FlightRadar's New GPS Jamming Map
9 months ago
Maps Mania
The Chain Restaurants of America
10 months ago
Maps Mania
Live 2 Years Longer with Better Air Quality
a year ago
Maps Mania
The Right-Wing Terrorism Map
10 months ago
Twelve Mile Circle –...
England, Day 2 (Jurassic Coast)
We were firmly based in Swanage after the long day of travel and ready to explore our new...
5 months ago
We were firmly based in Swanage after the long day of travel and ready to explore our new surroundings. However, we were still pretty tired so we stuck close to home and made it an easy day. Swanage sits near the eastern end of the 96 mile (154 km) Jurassic Coast, a UNESCO World...
Adventures In...
How to Reattach Land that Spills Over the International Dateline
If you’ve ever made a world map before, you may have noticed that bit of Siberia that spills over...
a year ago
If you’ve ever made a world map before, you may have noticed that bit of Siberia that spills over the International Dateline only to magically appear on the left edge of the world. When it comes to projecting our not-2D world onto a 2D surface, we have to draw the line somewhere....
James Cheshire
The Scarred Landscape of the Climate Crisis
I’ve been obsessively checking satellite imagery to witness the UK turn from green to yellow, thanks...
over a year ago
I’ve been obsessively checking satellite imagery to witness the UK turn from green to yellow, thanks to the period of extreme heat and lack of rain Europe has been enduring. The parched landscape is unlike anything I’ve seen before and a cloud free day today (10th August) has...
Map of the Week
Headwaters
When I see a river, I often think about where it comes from and where it goes. I started a mapping...
a year ago
When I see a river, I often think about where it comes from and where it goes. I started a mapping project showing this for the Northeastern United States. For the level of detail needed it was necessary to choose a manageable area so I chose where I've lived almost all of my...
Maps Mania
The Great Amazonian Indigenous Land Grab
a year ago
Map of the Week
The Film Industry's Nine Dash Line Problem
This summer's hit movie Barbie has been banned in Vietnam for its portrayal of the Nine Dash Line on...
a year ago
This summer's hit movie Barbie has been banned in Vietnam for its portrayal of the Nine Dash Line on a world map. Note: I have not (yet) seen any of the movies or shows listed below.
This line represents China's claims in the South China Sea. These claims have been rejected by...
Twelve Mile Circle –...
Cicada Chase, Day 2
The first day of cicada chasing exceeded expectations and we hoped for similar results on the...
6 months ago
The first day of cicada chasing exceeded expectations and we hoped for similar results on the second. However the weather began to change overnight with downpours possible during daylight hours. Local meteorologists predicted a line of thunderstorms rolling through the Midwest,...
Map of the Week
Everglades Restoration
The U.S. Army Corps of Engineers has invested over a billion dollars to restore Florida's Everglades...
3 months ago
The U.S. Army Corps of Engineers has invested over a billion dollars to restore Florida's Everglades as part of the Infrastructure Bill of 2021. The goal is to restore the natural flow that has been cut off by agriculture and urban development.
The original flow was from the...
Adventures In...
Vintage Retro Old-School 1890s Basemap for ArcGIS Pro
Here’s how to stack up some tile layers and blend them up to concoct a basemap that wouldn’t look...
4 months ago
Here’s how to stack up some tile layers and blend them up to concoct a basemap that wouldn’t look out of place in 1890. Except that you wouldn’t have anywhere to plug in your monitor so it would be hard to show it to people back then. Ok bring a small generator. Wait, all these …
Adventures In...
Tolkien Style Maps in a GIS: part 1, Forests
“Most of the trees are just trees, of course; but many are half awake.” In this 4-part series we’ll...
10 months ago
“Most of the trees are just trees, of course; but many are half awake.” 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 aesthetic...
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...
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...
Maps Mania
The Scariest Place Names in the World
a month ago
Map of the Week
Lenapehoking-The Delaware Watershed
A more modern take on last week's Coaquannock map, Lenapehoking is a map of the Delaware Watershed's...
a year ago
A more modern take on last week's Coaquannock map, Lenapehoking is a map of the Delaware Watershed's natural environment. The title means land of the Lenape people.
The map was created by Illustrator Meg Lemieur and is available on Etsy. The map is beautifully illustrated with...
James Cheshire
The long history of using maps to hold water companies to account
James Cheshire, UCL Southern Water was handed a record fine of £90 million in July 2021 after...
over a year ago
James Cheshire, UCL Southern Water was handed a record fine of £90 million in July 2021 after pleading guilty to illegally discharging sewage along the rivers and coastline of Kent, Hampshire and Sussex. More than a year later, the headlines have not improved for Britain’s...
Map of the Week
Humpback Whale Migration
The Arctic University of Norway leads the Whaletrack program to map Humpback and Killer Whale...
a year ago
The Arctic University of Norway leads the Whaletrack program to map Humpback and Killer Whale migrations.
Whales are tracked as they travel thousands of miles from the Barents Sea in the Arctic where they feed to winter breeding breeding grounds in the Caribbean Sea. The map...
Maps Mania
Car Commutes are Getting Longer
10 months ago
Maps Mania
Mapping Gaza's Destroyed Buildings
10 months ago
Maps Mania
The American Election & the Rest of the World
2 months ago
James Cheshire
More than arrows
UPDATE: If you would like a detailed reflection on this, I have co-authored an article with Alex...
over a year ago
UPDATE: If you would like a detailed reflection on this, I have co-authored an article with Alex Kent entitled Getting to the Point? Rethinking Arrows on Maps. You can read it here. This week I took to Twitter to offer a critique on way we might map (at the time of writing) the...
Adventures In...
Layout sandwich
Here’s how to make an ArcGIS Pro layout where certain elements of the map step over the neatline and...
a year ago
Here’s how to make an ArcGIS Pro layout where certain elements of the map step over the neatline and the graticule is relegated only to the oceans. Because that looks cool! Mapping has a long and handsome history of neatlines that are interrupted by bits of land spilling over it,...
Adventures In...
5 Minutes to Make a Map!
We’ve all been there. A request comes in and you don’t have a lot of time. Like 5 or 10 minutes....
10 months ago
We’ve all been there. A request comes in and you don’t have a lot of time. Like 5 or 10 minutes. What! Ok, ok, be cool, this is going to be ok. Just breathe…and think. Think. Yes, we’ve got this. We’ve got the tools and the resources to crank out a serviceable map in the amount …
Maps Mania
Mapping Every US Election Since 1840
2 months ago
Maps Mania
The Best Graphics Team in the World
4 months 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...
Twelve Mile Circle –...
Inland Northwest, Day 2 (Walla Walla to Pendleton)
We awoke in Walla Walla at the beginning of our first full day. We couldn’t check-in at our...
2 months ago
We awoke in Walla Walla at the beginning of our first full day. We couldn’t check-in at our accommodations in Pendleton, Oregon until mid-afternoon and the drive would only take about an hour. So we needed to find something we could do locally and we got another chance to explore...
Map of the Week
A Few Nice Eclipse Maps-Part 1
In a month a total eclipse will make its way across North America. On April 8th the path will travel...
9 months ago
In a month a total eclipse will make its way across North America. On April 8th the path will travel quickly, (under two hours) from Mazatlán on Mexico's Pacific coast to Newfoundland, Canada and then into the Atlantic Ocean. There are some really nice visualizations of the...
Maps Mania
2½ Half Weeks with Mrs Rauer
11 months ago
Map of the Week
Countries with Women Leaders
Here is a map from the Washington Post, via Reddit showing countries past & present with women as...
a month ago
Here is a map from the Washington Post, via Reddit showing countries past & present with women as heads of state. Click it (and then again) for higher resolution.
We in the United States like to think we are the most advanced country in the world but by this metric we are well...
Adventures In...
Historical Topo Map Explorer (beta)
The USGS Historical Topographic Map Explorer is getting an update, and you can try out this new beta...
a year ago
The USGS Historical Topographic Map Explorer is getting an update, and you can try out this new beta version, here: LivingAtlas.ArcGIS.com/TopoMapExplorer The United States Geological Survey has a rich history of creating exquisite topographic quadrangle maps. These topo maps are...
Maps Mania
The Worldwide Breaking News Map
6 months ago
Maps Mania
Canada's Hidden Subterranean Rivers
8 months ago
Twelve Mile Circle –...
England, Day 1 (Do-Over)
This was the trip we wanted to take last summer before our plans abruptly changed. Instead we went...
5 months ago
This was the trip we wanted to take last summer before our plans abruptly changed. Instead we went to Costa Rica for reasons I talked about before, and all of us had a wonderful time. Even so, I still felt bad that the younger kid lost out on the original destination. He wanted...
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
Flip Off the World with Street View
9 months ago
Transit Maps
Unofficial Map: High-Speed Rail of France, 2023 by Lars’ Transport Maps
Well, this is just beautiful. Having made my own diagram on the same subject matter way, way back in...
a year ago
Well, this is just beautiful. Having made my own diagram on the same subject matter way, way back in 2011, I think I’m qualified to say that this is a rousing success. The maps have some similarities – routes are colour-coded either by their Paris origin station or operator...
Twelve Mile Circle –...
Graduated
It seemed like just yesterday that Twelve Mile Circle chronicled the kid who designed an imaginary...
7 months ago
It seemed like just yesterday that Twelve Mile Circle chronicled the kid who designed an imaginary town and counted various forms of transportation. Now my elementary aged student is all grown up, a newly-minted university graduate. Those interceding years passed much more...
Map of the Week
30 Day Map Challenge-Admiring the Work of Others
For the past several years November for me has meant working on the 30 Day Map Challenge. This year...
a month ago
For the past several years November for me has meant working on the 30 Day Map Challenge. This year I’ve been too busy to participate - also I really needed a break from it. Not participating means I’ve been able to admire the work of other cartographers. Here are some highlights...
Map of the Week
Buffalo in 50 Maps
New from Belt Publishing - the third book of their "50 Maps" series, Buffalo in 50 Maps is now out....
a year ago
New from Belt Publishing - the third book of their "50 Maps" series, Buffalo in 50 Maps is now out. Previous books on Cleveland and Detroit have been briefly covered on previous blog posts. The author, cartographer Victoria Johnson-Dahl was kind enough to send me an advance copy...
Musings on Maps
Security Walls: “This is Just the Beginning”
Attending New Year’s service in an Oxford Orthodox synagogue, I paused when the ritual prayer book I...
a year ago
Attending New Year’s service in an Oxford Orthodox synagogue, I paused when the ritual prayer book I held–a Machzor-moved smoothly from prayers to George VI (it was an old one) to prayers for the Israel Defense Forces. The rabbi, who … Continue reading →
Map of the Week
Nova Scotia Map Mural
I’m in Nova Scotia this week in places with poor internet so I was not planning on posting anything....
a year ago
I’m in Nova Scotia this week in places with poor internet so I was not planning on posting anything. Then I saw this fantastic mural on the side of a building in Annapolis Royal so I just had to share it. Enjoy!
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...
Puget Sound 3D block diagram
Here’s a map of the Puget Sound area that I made a couple years ago for presentations to folks in...
11 months ago
Here’s a map of the Puget Sound area that I made a couple years ago for presentations to folks in the US northwest. Recently I wanted to work some more at labeling in a 3D environment and found this to be a handy target. Additionally, I thought it would be fun to make more use …
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...
Twelve Mile Circle –...
Inland Northwest, Day 3 (Let the Races Begin)
The main reason we went to the Inland Northwest was to run some races. It also became an excuse to...
2 months ago
The main reason we went to the Inland Northwest was to run some races. It also became an excuse to experience a part of the country I hadn’t explored much. Either way, the first of the races was finally about to begin. The Oregon Race We walked through the dark to a park along...
Twelve Mile Circle –...
England, Day 7 (Tankfest)
Finally the single event that justified our entire trip to England arrived, the renowned Tankfest....
4 months ago
Finally the single event that justified our entire trip to England arrived, the renowned Tankfest. It’s everything the name implies, a festival of military tanks, and it happens only once a year on the grounds of the Tank Museum in Bovington (map). This is what the younger kid...
Map of the Week
Make Your Own Ferraris Map
While researching the Ferraris Atlas of Belgium from my last post, I came across a Github page that...
2 months ago
While researching the Ferraris Atlas of Belgium from my last post, I came across a Github page that lets you create your own Ferraris style map using QGIS. The author, Manuel Claeys Bouuaert did an excellent job creating a hand drawn looking style using modern technology....
Maps Mania
The World Air Quality Report 2023
9 months ago
Maps Mania
Racial Covenants in Santa Clara Properties
2 months ago
Adventures In...
Tolkien Style Maps in a GIS: part 3, Water
“The world has changed. I see it in the water.” In this 4-part series we’ll walk through the...
10 months ago
“The world has changed. I see it in the water.” 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 aesthetic found in the LOTR...
Adventures In...
Blend Mode Helper
Blend modes can be a complex thing to wrap one’s head around. Experimentation is the best teacher,...
a year ago
Blend modes can be a complex thing to wrap one’s head around. Experimentation is the best teacher, but even then there are lots of variabilities involved, depending on the layer you use to experiment. The Blend Mode Helper Map (and its constituent Blend Mode Helper layer) reduces...
Maps Mania
Alien Arrivals Nosedive in 2023!
10 months ago
Map of the Week
America's First Subway Map
The first subway in the United States was built in Boston. The tunnel ran along Tremont Street, a...
a year ago
The first subway in the United States was built in Boston. The tunnel ran along Tremont Street, a chaotic mess of streetcars, horse-drawn carriages and pedestrians. The tunnel was built to route the streetcars underground to ease congestion. Here is a plan of the original subway...
Map of the Week
Maps GPT
I've been seeing a few interesting uses for ChatGPT-type artificial intelligence lately. Of course...
a year ago
I've been seeing a few interesting uses for ChatGPT-type artificial intelligence lately. Of course there has to be a map generator. MapsGPT is powered by Proxi, an alternative to Google's MyMaps. I started out looking at their map suggestions, such as worst places to take a nap...
Map of the Week
Radical Atlas of Ferguson, USA
Coming out this summer from Belt Publishing (publishers of the "50 Maps" book series on Cleveland,...
7 months ago
Coming out this summer from Belt Publishing (publishers of the "50 Maps" book series on Cleveland, Detroit and Buffalo) is the Radical Atlas of Ferguson, USA.
"Ferguson, Missouri, became the epicenter of America’s racial tensions
after the 2014 murder of Michael Brown and the...
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...
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...
somethingaboutmaps
The Dream Lives
I know lately I’ve been in commercial mode, pointing you toward various projects of mine that you...
a month ago
I know lately I’ve been in commercial mode, pointing you toward various projects of mine that you can support by giving me money. And I promise I’ll get back to less commercial musings as time goes on. But for now, I also want to alert you to a way you can give other people...
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...
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...
Map of the Week
Seoul Maps
I found this nice collection of maps of Seoul, South Korea's largest city and capital from...
a year ago
I found this nice collection of maps of Seoul, South Korea's largest city and capital from theSEOULlive. This is a website/magazine of Korean culture that "focuses on unraveling the hidden jewels of Seoul that can only be found with rumination."
Unfortunately these maps are...
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...
Maps Mania
Crowdsourcing Neighborhood Borders
3 months ago
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...
Maps Mania
Mapping the Drift-backing of Refugees
11 months ago
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...
Maps Mania
Virtual Indian Independence Day
4 months ago
Map of the Week
Summer of Extremes
It's been a summer of extremes around the world. Here is the United States we have dangerous...
a year ago
It's been a summer of extremes around the world. Here is the United States we have dangerous heat,
via Washington Post
droughts and floods, existing in close proximity in places,
US Drought Monitor
and wildfire smoke covering much of the country.
via...
Adventures In...
Find and download vintage USGS topo maps
The new Historical Topo Map Explorer is out of beta and ready for you to dive into a collection of...
6 months ago
The new Historical Topo Map Explorer is out of beta and ready for you to dive into a collection of over 180,000 beautiful vintage USGS topo maps! Use this updated Living Atlas app to geographically browse, download, export, and even animate, these cartographic objects of joy....
Maps Mania
How Near do You Live to a Mass Shooting?
a year ago
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?...
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
The Riskiest Places to Live in America
5 months ago
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
The Five Minute Fantasy Map Maker
10 months ago
Maps Mania
Adding URL Parameters to an Interactive Map
10 months ago
Map of the Week
Map Failbruary Challenge Days 15-28
Here is the second half of the #MapFailbruaryChallenge. For the first half and explanations...
a year ago
Here is the second half of the #MapFailbruaryChallenge. For the first half and explanations see here. Here are the categories, again with minimal commentary.
Day 15 - You do not need to know geography to be a cartographer
Day 16 - Not safe for work
Day 17 - Not enough or...
Maps Mania
The 2nd 1 Hour AI Map Challenge
11 months ago
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...
Map of the Week
Huge Lego Model of the Lake District
Artist Jon Tordoff has made a 100 square foot, 200,000 piece (so far) Lego model of England's Lake...
a year ago
Artist Jon Tordoff has made a 100 square foot, 200,000 piece (so far) Lego model of England's Lake District.
via Getty Images
The model began as a pandemic recreation map of Buttermere, his favorite spot.
"Now I've come over the Honister Pass, up Borrowdale and I've got...
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...
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...
7 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...
Maps Mania
London, Paris & Berlin Metro Memory Games
a year ago
Maps Mania
540 Million Years of Planet Earth
7 months ago
Twelve Mile Circle –...
Asia-Pacific, Part 1 (Oahu: Honolulu Waterfront)
Most of my work trips are pretty mundane. The last three were rather typical — Philadelphia, Tampa...
a year ago
Most of my work trips are pretty mundane. The last three were rather typical — Philadelphia, Tampa and Atlanta — for example. Sometimes I go to more interesting places like my quick jaunt to Germany a few years ago. However, this time I hit the jackpot: Hawaii, Japan, and South...
Maps Mania
The 2024 UK General Election Map
5 months ago
Map of the Week
America's Garden Capital
I have more way more items to post for Philadelphia month than there are weeks left so in the next...
a year ago
I have more way more items to post for Philadelphia month than there are weeks left so in the next few weeks I will be doing some extra postings, and a few minor notes thrown in like this one.
Did you know that Philadelphia is America’s Garden Capital? A bit of local boosterism...
Maps Mania
Mapping Mythical Islands & Imaginary Lands
a month ago
Map of the Week
The Alphabet Railway
Radio personality Bill Barry was fascinated with the place names of his native Saskatchewan. So much...
a year ago
Radio personality Bill Barry was fascinated with the place names of his native Saskatchewan. So much so that he wrote a Dictionary of Saskatchewan Place Names, I'm sure you've probably read it already but an interesting item about this toponymy is how many of the towns were...
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...
Maps Mania
The 3rd Hour of the 1 Hour AI Map Challenge
11 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...
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
Algal Blooming Across the World
NASA's Goddard Space Flight Center produced a video showing the increase in harmful algal blooms...
4 months ago
NASA's Goddard Space Flight Center produced a video showing the increase in harmful algal blooms over the last 50 years.
If the above video does not load try clicking here. This version ends by opening the globe into a world map to show everywhere at once. There is another...
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,...
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...
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...
Transit Maps
New Official Map: San Francisco Muni Metro Map with Central Subway
This map has actually been out for a while, but today – celebrating the full opening of the Central...
a year ago
This map has actually been out for a while, but today – celebrating the full opening of the Central Subway – seemed like the appropriate day to post about it. Design-wise, this is very much an evolution of previous efforts (see my review of the post-COVID resumption of service...
Maps Mania
The Book Banning Map of America
3 months ago
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