Henry Grabar

Paul Krueger/Flickr

Popularity Contest of the Day: Urban Infrastructure, on Flickr

What do we photograph more, stop signs or streetlights?

Archives/WPA

Buttermilk Vans, Icemen, and Lots of Hats: Washington Circa 1936

An old WPA video shows the capital bustling through the Great Depression.

Revista Gente et la actualidad/Wikimedia Commons

Retirement of the Day: The Poet's Pension

The Argentine capital has a special fund for aging creative contributors.

Tom Loois

Choosing the Paths Less Traveled? There's an App for That

BlankWays keeps track of which streets you've been down, and plots new, untraveled routes.

Mangostani/Flickr

Meet Dhaka, the World's Densest Metro Area

The capital of Bangladesh is spinning into an asphalt crisis.

ParkPlease

Parking Tool of the Day: The Digital Driveway Network

The online parking spot marketplace is heating up.

Addition of the Day: Portland Installs Nation's First Bike Counter

It would be Portland.

Antonin Fourneau

Graffiti, Created With Water Guns

A French artist has built a giant water-sensitive light-board for your artistic pleasure.

Brian Smithson/Flickr

50 Years After the Beatles, Liverpool Is Back

England's Detroit has boosted its cultural offerings to become a tourist magnet.

KG'MG Architects

Video of the Day: Interactive Shadow Art in Kiev

Watch your vibrations battle geometric forms thanks to the handiwork of two Ukrainian architects.

Susan NYC/Flickr

The Lost Arpeggios of Rush Hour

The best idea we've ever heard for swiping into the subway has sadly fallen on deaf ears. Any takers?

Fashion Innovation of the Day: The World's First Programmable T-Shirt

Wear your tweets on your sleeve.

APHarris/Flickr

Historically Responsible Decision of the Day: the Antakya Museum-Hotel

When life gives you a giant mosaic, build a museum-hotel.

Jason Tinder/Flickr

Cyclist vs. Elephant

American cyclists are used to dealing with disrespect on the road, but not from elephants.

EdenPictures/Flickr

Decline of the Day: Stop and Frisk Down 34 Percent in New York

With legal challenges mounting, the NYPD conducted 70,000 fewer stops last quarter.

Alberto Garcia

Can the City With the World's Worst Reputation Change People's Minds?

A group of photographers set out to reinvent the image of Ciudad Juarez.

Prototype of the Day: A Printer That Can Build a House in 20 Hours

Maybe it could even build structures on Mars.

Columbia Pictures

The Geography of James Bond

Who's been to more cities, you or 007?

United Nations

Confirmed Stereotype of the Day: Brazilians Love to Dance

The World Cities Culture Report came out today, and most of what you thought is true.