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

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

What started as a tongue-in-cheek shrine is now a full-blown museum celebrating "The Hoff" and his longtime love affair with Berlin.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

Where once there was a train station bathroom, there is now this German burger joint.

This classic restaurant features a gorgeous mirror-clad room.

Art and a pun, all in one.

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

A slice of central Asia in the middle of Berlin.

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

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

A celebration of all things tacky, garish, and bizarrely creative in the Romanian capital.

This metro station doubles as an unintentional paleontology museum.

Locals believe this abandoned ruin on the outskirts of Bucharest is haunted.

Before there were doorbells this bronze ear was installed for visitors to announce their arrival.

The secret medieval communication system will whisk your words above the noise of the crowd.

See what remains of a once grand ancient Roman circus.

This poignant art installation raises awareness of violence against women.

This giant middle finger statue sends an unambiguous message to Italy's bankers.

The very center of Paris is surrounded by a bevy of strange good luck rituals.

France's most famous cemetery, with some of its most curious tombs.

This battery powered bell has been ringing since 1840 and is one of the worlds longest running science experiments.

The names Lúthien and Beren can be found inscribed on the shared grave of the famous writer and his beloved wife and muse.

The beloved fantasy novelist is buried near a church containing a whimsical etched glass window full of Narnia favorites.