An underpass with a forehead-level concrete ceiling seems designed to knock out Chinese citizens.
TrustoCorp totally had its way with the old Rock-a-Hoola water park in California's Mojave Dessert.
Extreme-sports enthusiasts Jokke Sommer and Ludovic Woerth take a hair-raising ride through Brazil's urban jungle.
"If ya don't see it, we don't have it."
Urban explorer Moses Gates wormed his way up to the very top, far higher than where elevator service cuts off.
A seasonal tribute to New York City.
Stu Larkin, seller of bronzed baby shoes, offers us a rare glimpse into small-town Americana.
Can the city become the next great start-up hub?
"Stompin' Tom" sang about the life of a streetcar driver, hauling a load of potatoes from Prince Edward Island.
Higher Ground, the world's second largest rooftop farm, contributes fresh food but doesn't interfere with density and walkability.
For the next two years, San Francisco will get to stare at a shimmering, ever-changing galaxy of lights on the Bay Bridge.
The hole underneath the house is estimated to be more than 100 feet wide, but it is not visible from outside the house.
Colin Huggins brings his passion for music to Washington Square Park.
Peatónito is the alter ego of Jorge Cáñez, a 26-year-old political scientist in Mexico City.
Carl Downer spends his work days giving commuters Rasta-inflected pep talks.
After Sandy, researchers are heading out to sea for a forensic look at the storm’s impacts.
Bus operator Alexei Volkov claims to have precipitated more than 100 traffic accidents – mostly just to teach rude drivers a lesson.
Chicago is trying to raise $480,000 for a youth basketball league.
The 1-gram listening device that flew like a dragonfly never really got off the ground.