This former Nazi castle was built as a school to train what would have been the future of the Third Reich.

The many—66 to be exact—faces of the German forest.

Horrifically creative torture devices and shame punishments line the walls of this chilling museum.

Striking occult iconography on a medieval German church.

The largest ice cave in the world is thought to be the entrance to hell according to Austrian legend.

Trick water gardens from 1619 featuring a 200 piece mechanical theater powered by water.

Terrifically morbid cemetary and site of famous Paracelsus' grave.

This abandoned coliseum was intended to be a grand Nazi rallying ground before it was halted at the end of the war.

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

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

This proud Teutonic warrior rises out of a German forest heralding a victory and measuring lightning.

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

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

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

Dress up like a miner and take a slide into the disco-lit depths of this once foundational salt mine.

Berlin's old airport.

From toys to kettles to scientific instruments, this German museum celebrates the beauty of 20th century design.

Home to 10,000 medical specimens including the remains of Rudolf Virchow's extensive collection of pathological specimens.

A wunderkammer of mysterious objects and stories.

A sprawling Baroque park with 300-year-old hydro-pneumatic waterworks.

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

A church filled with the bones of hundreds of virgins martyrs—or so they say.

An Austrian house of bones filled with hundreds of intricately painted skulls.

A small but immensely extravagant palace built by the "Night King."