Artfully arranged bones of 5,800 Austrians.

This cubist Vienna church building looks like some sort of alien stonehenge.

The final resting place for the remains of 143 Habsburg royalty.

This old wooden funicular railway leads to a cemetery in the forest.

The remains of three Luftwaffe launch pads designed for manned anti-aircraft missiles.

A museum that chronicles the history of the Nuremberg Trials for Nazi war criminals in the building where the trials were once held.

Revitalization efforts converted a former U.S. military heliport into a sprawling urban park.

This bomb was once used as a church after it failed to detonate.

In the city forest of Augsburg are oval, artificial ponds formed from a World War II bombing campaign.

The world's first jet-powered aircraft were assembled by the Germans in this secret factory in the forest during WWII.

An imperial church bombed to ruins during WWII now stands as a jagged memorial.

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

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

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

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

Golden cobblestones remember a time when this small alley was used to avoid having to give a Nazi salute.

The atomic museum in the basement of this German castle displays long strands of replica uranium cubes.