Medicinal spa created with the discharge from a geothermal energy plant.

This painted Lego bridge is the product of over a century of locomotive history.

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

Where once there was a train station bathroom, there is now this German burger joint.

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

Berlin's natural history museum houses the world's largest mounted dinosaur and the late beloved polar bear Knut.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

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

The world's tallest bridge is also possibly the most elegant.

19th century pendulum and a clock restored by a rogue group of guerilla artists.

The very center of Paris is surrounded by a bevy of strange good luck rituals.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

A subterranean house of worship carved right out of the bedrock.

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