Henry Grabar

Public Shaming of the Day: The Worst Sidewalks in San Diego

Behold the Stumblr.

Check Out This Crazy Flooding in Montreal

A broken water main unleashed a torrent.

Good Deed of the Day: Help Geo-Reference the British Library's Map Collection

Everyone wins, except your employer.

Not Just Global Climate Change, But Regional Shifts

How waste heat from large cities may be affecting weather patterns in areas up to 1000 miles away.

Those Old Color Photographs of Paris You've Been Seeing? Not Quite Real.

Here's what the originals look like.

Dirty Email of the Day: Chicago Public Schools CEO Sends Parents to a Sexy Website

An "important message" from CEO Byrd-Bennett.

Rob Ford Is Still the Mayor of Toronto

Three months after a judge ruled to remove him from office, our  favorite mayoral personality is back in business.

Stunt of the Day: Can This Guy Get Off a Train at One Metro Stop and Catch It at the Next?

Man against machine.

Ethics Question of the Day: What Do You Do With an Ice Patch Outside Your Window?

Fix it, or film it?

Data-Mining NYC's Dog Obsession

New Yorkers: they're just like us.

A Guide to America's Most Ambitious Transit Projects

The U.S. is currently planning 721 regional transit projects. Don't hold your breath for their completion, though.

Instructional Video of the Day: How to Build Skyscrapers Over Moving Trains

Neat!

What a Difference a Century Makes: Postcards of England, Then and Now

"Most of England looked a lot prettier than it does now, and people were a lot better dressed."

Awesome Images of the Day: Streetview Kaleidoscope

The world like you've never seen it before.

Norwegian Train Promotion of the Day: Hours of Free Footage Up for Grabs

Happy 50th, Nordlandsbanen!

Why We Shouldn't Mock the Idea of an Eiffel Tower in Hangzhou

There are serious cultural reference points to be found in China's obsession with 'duplitecture.'

Prediction of the Day: Cities Will Soon Compete to Build Driverless Car Infrastructure

You heard it here first.

Anniversary of the Day: Boston's Great Molasses Flood of 1919

One of the weirdest and most awful things that ever happened.

What Flickr Can Teach Us About the Way We Photograph Cities

Maps of data offer a precise understanding of the where we shoot different landmarks.