This small chapel is built of human bones and decorated with a golden skeleton.

This house's itty bitty size means no humans allowed.

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

The walls and ceiling of this Polish church are decorated with thousands of skulls, with another 21,000 skeletons just below.

An underground city of salt.

Kenyan restaurant is a carnivore's paradise, serving exotic meats at its ultimate 'Beast of a Feast.'

An odd little fishing town that is inundated by tourists looking to be locked up in a cage and surrounded by great white sharks, because why not?

Largest cave system in Africa.

The future of roadside attractions is this sci-fi soda mecca that is home to a 66-foot tall neon pop bottle.

Vortex-shaped aquarium hosts Europe's largest school of piranhas and other ocean creatures.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

Rusting, graffiti-covered tanks litter the beach of this island, once used by the U.S. military for target practice.

The world's brightest bioluminescent bay.

Where the lovelorn find a home for their sentimental keepsakes.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

This indoor ski resort has a mountain contained inside a mall.

According to legend, this boat-shaped henge is built over the grave of a mythic king.

The bat-covered home of one of the world's most popular brands of rum is located on a tropical Art Deco campus.

Naturally formed rock city in Poland.

A church of bones, decorated with 40,000 human skeletons.

This Czech military museum is home to pink tank that was once a symbol of art and political rebellion.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

Macabre astrological automaton clock dating to the late 1400s.

What looks like a suicide in progress is actually a statue of Sigmund Freud.