The crypt of the imposing Stephensdom holds royal intestines and thousands of skeletons.

Walk through a restaurant's refrigerator door to reach this hidden bar.

An amazing collection of rare wind instruments where visitors can give the iconic Swiss Alphorn a toot.

This simple apartment may have inspired some of the most important theories in the history of science.

A museum in the building where Nazi Germany signed its surrender tells the story of World War II from the Soviet perspective.

Berlin's oldest surviving academic architecture hosted decades of animal dissections.

Super-heavy Nazi architectural experiment.

What started as a tongue-in-cheek shrine is now a full-blown museum celebrating "The Hoff" and his longtime love affair with Berlin.

A state-of-the-art medical facility from the Imperial era is now a derelict ruin.

The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

Straight out of a nightmare, barcode-faced babies climb up and down Prague's television tower.

Dedicated to the unsung history of human waste.

A massive, abstract lookout tower providing a panoramic view of Prague.

Visitors flock to the historic birthplace of radiobalneology for its therapeutic radium treatments.

When the river dries up, these stones start talking.

A larger-than-life statue of the German revolutionist stands proud in a small town where he never lived.

An army of sleeping knights sculpted by a self-taught local artist beautifully depict an old Czech legend.

An existential riddle in the world's largest ancient castle.

Looming communist pillar with a Czech twist.

The last municipal pneumatic post system in the world was in operation for over 100 years, and may run again.

Mummified monks and the accidentally interred, in a 17th-century crypt.

One man's personal collection of KGB memorabilia is presented along with his strange viewpoint.

Microscopic scenes; some call it novelty, some call it art.

A museum of alchemy and a basement laboratory all housed in an ancient building in a Gothic tower.