Deep in the forest next to Augsburg are abandoned bunkers and bullet traps from the region's military past.

This concrete church spent a period of its history as a World War II bunker.

Hidden in the forest are the crumbling, graffiti-covered remains of the factory where most of Germany's explosives were produced during World War II.

Several of these strange cone-shaped bunkers can still be seen around the former Nazi headquarters.

Constructed by forced laborers, this submarine pen is now a museum and war memorial.

A Neolithic celestial calendar standing in a nondescript wheat field.

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

This stone amphitheater was once part of Nazi Germany's plan to promote propaganda.

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.

An abandoned train station in Munich constructed for the 1972 Olympic games.

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

A former Nazi lookout tower with a magnificent view of the Rhineland.

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

The world's biggest pet store.

The abandoned mine where American troops discovered a treasure trove of art and artifacts hidden by the Nazis.

As lake waters recede, a German village reemerges after more than a hundred years.

One of the most easily accessible examples of the rare 1960s UFO houses.

The stones of this formerly witch-obsessed castle were used to build a church.

There are two dozen tanks just sitting in an open field in Lower Saxony.

Crop circles inspired this whimsical garden in Germany.

A preserved Nazi labor camp now has a Holocaust museum on site and memorials to the thousands that died while imprisoned at the camp.

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

This enchanting mountain plateau celebrates spooky local folklore.