Incredible footage from the 1920s shows New York's traffic has always been a problem (especially when you're rushing to put out a fire).
Two activists talk about creating leafy green escapes among the high rises of Beijing and Hong Kong.
Coat hanger, bottle opener, laptop desk? A French artist shows that a skateboard can be all of these, and more.
The Housing Authority is using a cultural audit to redevelop the city's outdated South Lincoln Homes, not far from downtown.
Sebastien Toutant took advantage of Montreal's record snow, performing some impressive stunts in a downtown park.
Think your commute stinks? At least there's not a freezing microclimate happening inside your public-transit system.
The 2012 International Poznań Ice Festival.
Can the good work of the Green Impact Zone be sustained once federal funds run out?
In this video, a blend of time-lapse and macro photography creates a festive look.
Robbie Griffith is starting to get noticed in the urban sport, and it's easy to see why.
Go ahead, play a few notes.
Starring a rusty Land Rover.
Sure, it could kill you, but there's no thrill quite like riding on the roof of a 125 mph commuter train.
Colder than the frost on a champagne glass!
A government tax incentive program has made cycles affordable for thousands.
Russian adventurers dressed like construction workers to reach the ice-covered pinnacle of Mercury City, which is taller than London's Shard.
France's Nantes has a powerful plan to cut carbon, eliminate cars, and redevelop the city's heart.
The worst drought in half a century has brought water levels close to historic lows.
The "Loud Bicycle" prototype can blast careless drivers with a 30-second trumpet that's as loud as a rock concert.