This vertical pinnacle in China was the inspiration for the floating mountains in the movie “Avatar.”

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

Healing Springs that once ran red with soldiers' blood.

An underground magnet for ever-changing street art.

This massive store is home to an eccentric collection of vintage, retro, and peculiar goods.

Civil War soldiers, captains of industry, and paupers all interred on historic grounds.

Cold War intelligence agents monitored communist embassies from an attic in a former pigeon coop.