The architect of this fanciful complex called it an "oasis for humanity and nature in a sea of rational houses."

This water-tower-turned-high-end-apartment building was once the site of an early Nazi concentration camp.

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

Striking occult iconography on a medieval German church.

This German museum is devoted to all aspects of grave culture from headstones to coffins.

A unique hanging cable-car navigates through Dresden, the oldest suspension railway in the world.

This 600-year-old home seems to defy physics.

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

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

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

A restaurant and observation deck built in a unique broadcasting antenna.

A German apartment building hosting as many trees as human occupants.

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

Someone loved this song enough to carve all of its lyrics onto a tree trunk in a Berlin park.

This German version of Universal Studios holds a vault of treasures from the NeverEnding Story.

Blitzkrieg bop your way through Berlin's Ramones Museum.

What was once thought to be a wellspring of unicorn bones is actually just a prehistoric burial site.

An elevator into the Baltic Sea.

No need to strap in for a "ride" on this walkable roller coaster.

These blingy, baubled skeletons lie in glass boxes inside a baroque Bavarian church.

This historic stone bridge has an entire neighborhood clinging to its sides.

A tree-like building perches on its trunk in the Steglitz neighborhood of Berlin.

This "floating railway" is one of the world's oldest monorail systems.

"The most colorful grottoes of the world.