The U.S. Supreme Court's secret Cold War relocation facility in the mountains of North Carolina.

These four islands right offshore have waterfalls, colorful lights, fancy buildings, and a secret purpose.

The awe-inspiring ship from the golden era of cruising has an incomparable history and a reputation as one of the world’s most haunted places.

The site of murders and Satanic cult gatherings.

This monster board rode a monster wave to break two world records.

One of the largest helium balloons in the U.S. is a 112-foot ginormous orange.

Oldest building in California still in use.

This strange seaside tower got its name from a wealthy eccentric who would hide coins among its stones.

This Bordeaux parking garage has 712 indoor spaces, and one outdoor.

These slanted cubic abodes are a creative if odd solution to a zoning pickle.

Rotterdammers' dirty minds gave this Santa a dirty nickname and cursed it to a life of wandering.

A statue of the second-tallest Dutchman in history.

Built by crowdsourcing, this wooden foot bridge saved a part of Rotterdam that was languishing in wait of city funding.

This proud Teutonic warrior rises out of a German forest heralding a victory and measuring lightning.

According to a satirical conspiracy theory that persists today, this German city of 300,000 is a hoax invented by the CIA.

A historic hotel that made a cameo in Hitchcock's classic film has no intention of letting guests forget its fame.

San Francisco's oldest operating hotel, with a Victorian atmosphere and a "haunted" fourth floor.

Furniture tries to escape an abandoned building in San Francisco.

A speck of nature and art in one of San Francisco’s most notorious neighborhoods.

A walk down memory lane in the heart of one of San Francisco's most notorious neighborhoods.

Remnants of a cone-shaped Nazi bomb shelter.

A fearsome dragon clings to a corner of Munich's city hall.

Go surfing on this urban wave, "hacked" by local surfers.

Among the ostentatious rococo ornamentation of this church, an image of death cuts the life-thread.