Tour a secret cave that once housed Chinese military leader Lin Biao.
A street artist has laid impossible-to-complete track and swim lanes all throughout the city.
With only 10 days until the Opening Ceremonies, images from all over the city as it the Games draw ever closer.
During the "Bol Bom" pilgrimage, the faithful chant the name of Lord Shiva while running some 9 miles.
A video camera and an unmanned aerial vehicle offer a unique tour of the city.
Hundreds of apartment buildings, schools and retail units sit empty, priced out of reach for most Angolans.
Is Wynwood a place where Miami’s creative minds come to hang out and work or "where art goes to die"?
Growing up, I couldn't wait to get out of Ann Arbor. But years of big city living has given me new appreciation for my hometown.
Villagers whistle long, elaborate songs to pass on information long-distance.
Use dog poop for fuel! Have a sustainable rap contest!
Behold, the ultimate in green fashion: a jacket that identifies and cleanses foul air.
City streets are bursting with a gutsy, high-low mash up of street food and haute cuisine, old country flavors and new-fangled cooking techniques.
Pictures of sleeping in strange places.
With The Dark Knight Rises days away, you can brush up on your Gotham geography.
A break from the bustle of the city can do your mind good, recent research shows.
London's architectural legacy from this summer's Games.
Radioactive photographer Nick Veasey works with dangerous wavelengths to reveal the inner beauty of the city.
Dozens of quiet green spaces dot the city scape.
The second annual National Championship tournament last weekend was a milestone for the burgeoning urban sport.