The Roman Emperor's lost summer home and grotto full of enormous sculptures sit along the Italian seashore.

Shrine to Japanese water-goblins, complete with their preserved body parts.

This Buddhist temple is home to the graves of the Japanese national legends, the 47 Ronin.

A station built to repel pirates now attracts wealthy vacationers.

This naval gun is fired every day at noon, an odd timekeeping tradition the origin of which is local legend.

The world's longest outdoor covered escalator system transports commuters through Hong Kong's hilly terrain.

Climb to the top of the world's largest seated bronze Buddha.

A colossal floating restaurant built to look like a ancient Chinese imperial palace.

Remnants of the most densely packed city in world history, that thrived on anarchy for 30 years.

Teeming with illegal goods and services, this towering maze of vice is also a popular tourist accommodation.

A lawless town deep in Death Valley was famous for its riches and death rate.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

An iconic location along the Los Angeles River where countless movie scenes are filmed.

A 1920s speakeasy that had rum runners racing up and down the shores of California.

A statue commemorate Tommie Smith and John Carlos's brave protest at the 1968 Olympics, a watershed moment for civil rights.

A humble garage, world-famous for being the epicenter of a technology revolution.