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

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

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

An eerie, derelict amusement park in Berlin.

A tour of underground Berlin takes you through WWII air raid shelters and tunnels used to smuggle people out of East Germany.

A whimsical and twisted animatronic monster tour beneath the streets of Berlin.

A museum dedicated to the history of a terrifying secret police is now held in their former headquarters.

A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.

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

An abandoned NSA listening post on Berlin's "Devil's Mountain."

A collection of abandoned typographic signs from Berlin and beyond.

Train tunnel running underneath Quebec City.

Every year, the colorful murals of Montreal get a complete makeover.

Residing along a busy thoroughfare, this sculpture urges passersby to consider the future.

This crescent-shaped sliver of sand is a magical haven for a herd of feral horses.

The granite head appears to be deep in thought and half buried in the ground.

A small house sits between two huge rocks, with its back to the sea.

Be it nature, art, or abandoned military architecture this eclectic German "museum" has you covered.

This futuristic German television spire is actually the world's largest digital clock.

A varied collection of brains in alcohol.

An abandoned underground bathroom is now a space for public art.

Twisted buildings adorn the banks of the Rhine river.

The "feral child" who appeared in Bavaria in the 19th century remains as much a mystery as his unsolved murder.

One of two electrical towers in Germany that have a pathway constructed through the tower's legs.