Rows of 19th-century brick ovens used to process coal into coke form the center of a wooded park.

An exercise in radical design and social living that became the epicenter of Soviet spy networks in London.

The neighborhood church casts a breast-shaped shadow that locals have come to call the “two o’clock titty.”

This spectacular public market has got meat, fish, vegetables, baked goods, and enough kielbasa for a lifetime.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

Austria's ultra-modern art museum looks like Cthulhu's giant alien heart.

These disused steel furnaces are now haunting ruins that may one day be a national park.

These enduring murals depicting a distinctly Marxist tribute to capitalism could not even be defeated by McCarthyism.

This unlicensed collection of fast-food memorabilia sits on the site of the first ever McDonald's restaurant.

In the world's oldest university is a stunning 17th century anatomical theater carved from spruce.

The history of radiation is on safe display at the foot of a radiation science laboratory.

The Bauhaus-style former industrial complex is considered the world's most beautiful coal mine.

Known as the "Dodo Manège," this carousel features a herd of animals that have disappeared—or may be gone soon.

The most visited, and possibly most controversial, museum in Germany.

Bizarrely-painted church designed by a controversial artist.

A castle from the Holy Roman Empire that hosts traveling youth... in its stables.

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

Historic funicular railway, believed to be the shortest railroad in the world.

From the Difference Engine to the Cray-1, all under one roof.

Berlin's old airport.