A subterranean display of public art and architecture.

A small square plaque marks a failed assassination attempt that could have changed history.

A meteorite-bounded town in Bavaria.

The last bastion of Roman presence north of the Alps looms over a German town.

A collection of artworks exclusively created by the mentally ill that was almost burned by Nazi culture police.

A Nazi concentration camp and Anne Frank's place of death.

Enter the cabin of a life-sized Hindenburg replica.

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

A museum in the building where Nazi Germany signed its surrender tells the story of World War II from the Soviet perspective.

Berliners converted a bombed-out, disused lot into a community-run urban farm with its own cafe and bar.

After years of being casually peed on by humans, this tree is peeing back.

A former ironworks that was the first UNESCO industrial site.

An industrial relic is now one of Europe's most staggering art spaces.

In 1830, cemetery workers in Cham unearthed a chamber housing thousands of skeletal remains from the 13th century, which can still be viewed today.

This 8th-century Bavarian monastery is home to an exquisite Baroque-era library.

Housed in an old church, this hunting museum holds a collection of mythical bird-rabbit creatures.

A strange rock formation with numerous legends trying to explain it.

A quaint Russian village in the middle of a German metropolis.

Among the ostentatious rococo ornamentation of this church, an image of death cuts the life-thread.

This German bone house contains the remains of some 20,000 souls.

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.

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

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