The Hanshin Expressway goes right through its 5th, 6th, and 7th floors.

Perhaps the world's cheapest vending machines.

The 43-mile route crosses through six islands with gorgeous views of the Seto Inland Sea.

The NASA scientists behind Apollo 11 started out developing Nazi weapons at this abandoned German rocket factory.

This futuristic German spa allows visitors to float in a pool of salt water while zoning out to underwater techno.

A rare example of World War I trenches from the British front.

This whimsical statue dumps water on its head to symbolize knowledge flowing into his brain. Or maybe booze.

The Belgian royal family's private depot now stands abandoned and forgotten alongside the tracks.

The bronzed skull of a beheaded traitor was affixed to the city gate in the 17th century.

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

These three pillboxes still remain as a witness of the Spanish Civil War in a park of Madrid.

A windswept necropolis carved into the rocks overlooks the "most Portuguese town in Portugal."

Iron Age runes and ruins hide in plain sight along this Portuguese beach.

In Portugal, a secluded stretch of untouched natural beauty hides at the bottom of a steep hill.

This architectural beauty is the home to a personal collection of more than 600 examples of mechanical musical instruments.

Rainwater transformed this old quarry into a peaceful pond you won't find in most tourist books.

A neolithic tomb converted into a tiny chapel.

Pagan monument converted to Christianity with the population.

A cluster of granite granaries perched on stilts.

This gaping hole in the middle of a remote mountain lake looks like a portal to another dimension.

A perfectly circular lake is formed by the crater of an ancient underwater volcano.

"Portugal's Stonehenge" is made up of nut-like stones aligned with the heavens.

This crumbling Portuguese ruin overlooks the populace it once ruled.

Local lore says the devil built this beautiful medieval bridge to help a fleeing bandit.