This is what it looks like when hundreds of thousands of visitors stream through downtown Washington.
The world like you've never seen it before.
Architects set out to create warm spaces for New York's 10,000 feral cats.
There are serious cultural reference points to be found in China's obsession with 'duplitecture.'
An Indianapolis nonprofit is recycling more than five miles of banners left over from Super Bowl XLVI.
Detroit rolled out the next generation of fuel-efficient cars at this year's Auto Show.
During the lockout, some teams changed arenas, others asked for new ones, and some even pushed forward with condo towers and complexes.
A photographer shot New York City from a helicopter, then stitched together this awesome image.
St. Etienne's Oakoak finds inspiration in crumbling infrastructure.
Christopher Moloney photographs screen-grabbed movie stills against the city landscape.
The buildings (and controversies) that will define this year.
In this haunting series, Thierry Cohen rids urban areas of their electric lights to reveal luminous celestial vistas.
Scott Hazard creates trompe l'oeil that make it looks like he's chewing holes through the fabric of space-time.
Public spaces decked out in the season's finest.
In England, Christmas Eve is the time to tell ghost stories. A reflection on some of the city's spookiest nooks and crannies.
Contemporary churches, temples and mosques that caught our attention.
25 strangers share their hopes for the season.
The perfect place to escape from the everyday.
The $45 million price tag will get you a huge lap pool (with cabana), an art gallery, a movie theater, and a 2,000-bottle wine cellar.