A display of magnificent stained glass windows is the first exhibit of its kind.

An old department store turned Nazi prison turned artist commune.

A museum dedicated to a Cold War era sausage.

The music is over at the Ballhaus Riviera Ballroom, but the ballroom remains in haunting disrepair.

Fall down the rabbit hole into a surreal journey of human consciousness "from ass to soul."

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

The non-native bovine herd was brought in to help conserve these Berlin wetlands.

An abandoned swimming pool decays on the outskirts of Berlin.

Berlin's oldest surviving academic architecture hosted decades of animal dissections.

Beneath the impressive baroque cathedral that rises from the center of Berlin lies the largest collection of Prussian royals in the world.

This Berlin island is home to a flock of free-roaming peacocks, as well as a historic ivory folly.

The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

This classic restaurant features a gorgeous mirror-clad room.

A state-of-the-art medical facility from the Imperial era is now a derelict ruin.

A slice of central Asia in the middle of Berlin.

This futuristic German spa allows visitors to float in a pool of salt water while zoning out to underwater techno.

An eerie, derelict amusement park in Berlin.

This recently restored crypt was once plagued by liquefying coffins and exploding caskets.

Lavish royal estate punctuated with heated greenhouses.

Climb inside an iron crystal magnified 165 billion times its normal size.

Connecticut sites linked to the only trial to ever use demonic possession as a criminal defense.

An 18th century monument regularly tagged with unsettling graffiti referencing a 1940s unsolved murder.

The abandoned husk of a mental institution that failed to save a Jazz Age icon still sits nearly unchanged.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.