This museum tells the story of lake dwellers from 4000 BC to 850 BC, replete with stilt houses and goats.

Remnants of an exploded schooner and wrecked submarines form a breakwater.

This 600-year-old home seems to defy physics.

A Black Forest cuckoo clock theme park features one timepiece big enough to walk inside.

Slaughterhouse Five opens its dank doors to fans of Kurt Vonnegut.

This Nazi-built amphitheater was constructed on a sacred mountain site used by various German cults.

What was once thought to be a wellspring of unicorn bones is actually just a prehistoric burial site.

This unique Renaissance castle was turned into a home for Nazi occultism.

An elevator into the Baltic Sea.

The prototype for all Nazi concentration camps.

Between Neo-Pagans and Neo-Nazis, these strange rock formations have a curious cult following and a very strange history.

This historic stone bridge has an entire neighborhood clinging to its sides.

The patron saint of spinsters grasps a container of dried blood.

Soaring over 6,000 feet in the Bavarian Alps, this beer garden was once Hitler's 50th birthday present.

"The most colorful grottoes of the world.

This "floating railway" is one of the world's oldest monorail systems.

This World War II bunker now survives as a documentation of the Nazi regime and war crimes.

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

Skeletons dressed in extravagant 18th century royal costumes cavort in the aisles of this German basilica.

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

A striking 12th-century-style castle built on the edge of a cliff.

This medieval castle overlooking the Elzbach river looks just like it did hundreds of years ago.

A museum dedicated to the history of a terrifying secret police is now held in their former headquarters.

Ruins of a German Castle on top of a towering stone pillar.