September 27, 2013, 2pm PDT
What do an upside-down White House, a toilet-shaped museum, and a planetarium shaped like Saturn and its rings have in common? All can be found in futurist website io9's collection of the world's most extreme buildings.
September 19, 2013, 10am PDT
While the 2000-year-old quest to locate the submerged island of Atlantis continues to this day, plenty of cities have suffered the same fate. The futurist website io9 looks at several "once-majestic" cities now buried beneath the sea.
August 4, 2013, 7am PDT
Using 8,000 photos taken from atop the Tokyo Tower, photographer Jeffrey Martin has assembled a 150-gigapixel panorama of the city. The best part - its interactive - meaning you can pan and zoom to an incredible level of detail.
September 19, 2009, 5am PDT
Imagining cities of the future can bring about some pretty wild predictions. But when they're visions of existing cities, these futuristic predictions can be almost realistic.