This mine is home to the largest man-made hole in Europe.

Ruins of an aerial tramway that ran for only eight years.

One of the oldest student jails in Germany.

A ruined castle stands atop a hill surrounded by dragon lore.

This small gallery nestled inside an old botanical glasshouse is a quiet place to enjoy art and nature.

These abandoned Cold War-era bunkers are now a designated refuge for endangered bat species.

A tiny basalt mountain with an observation tower overlooking the beautiful Bavarian countryside.

One of the only spherical 19th century gas containers left today.

Medieval ruins on a tiny island amid a flooded lake offer romantic respite to lovers seeking privacy.

A century-long search for a church that was never there.

A crumbling bakery where forced laborers from the nearby concentration camp toiled to feed their fellow prisoners and Nazi soldiers.

On the highest peak in the Harz Mountains, science and the occult faced off in a failed attempt to turn a goat into a boy.

This sprawling Jewish cemetery is one of the largest in Europe.

Remnants of a cone-shaped Nazi bomb shelter.

The site of good faith and good nature in the fictional world of Kcymaerxthaere.

A varied collection of brains in alcohol.

From Nazi chemicals to the CIA, this architectural marvel has played a fascinating role in German history.

The castle where Martin Luther secretly translated the New Testament from Greek to German while in hiding.

An ancient pagan site swirling with legends in the foothills of Franconian Switzerland.

Built to test magnetically levitated elevators, the tower also boasts Germany's highest visitor platform.

The ruins of an abandoned crematorium haunt an eerie deserted German cemetery.

Hitler's bleak vision of relaxation still stands as a mostly abandoned 10,000-room resort complex.

A meteorite-bounded town in Bavaria.

The ruined remains of the airport Claus von Stauffenberg departed in his failed attempt to kill Adolf Hitler.