Go inside to really appreciate this 500-year-old technological masterpiece.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

This sprawling scenic burial ground is the final resting place of Japan's last shogun.

This little replica of Lady Liberty provides a bit of NYC in a Japanese city.

Once a black market electronics marketplace, now an otaku shopper's paradise.

A 20-meter (65-foot) robot towers over Tokyo Bay.

The first declared National Monument in the United States.

This natural wonder is disappearing at an alarming rate.

Live long and prosper in Vulcan, Alberta.

Few other hotels can rival the grandeur of the Castle in the Rockies.

This massive mall has hundreds of shops, an amusement park, and a history of deadly amusement attractions.

This taxidermic smorgasbord was co-created by an artist poached from the Museum of Natural History.

A Perpetually Under construction Park.

Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

This massive roadside mascot was the first version of the giant to illustrate his butt.

A museum within a museum, devoted to history's most questionable medical devices.

The famed architect designed this Minnesota gas station of the future with a lookout tower.

Half of a waterfall goes into the river while the other half seems to disappear.

This working class sculpture pounds his hammer all the livelong day.

A wall of chewing gum moonlights as collective art.

A huge musical sculpture and other art installations on the National Oceanic and Atmospheric Administration grounds.

A giant Troll lurks under one of Seattle's oldest bridges.

An emporium for the weird, creepy, rare, and just plain gross.

These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.