This mine is home to the largest man-made hole in Europe.

Once a path for Jewish funeral processions, this unassuming alleyway is rich in local lore.

A unique showroom for bathroom fixtures featuring a giant toilet observation deck.

This concrete residential area doubles as an open-air gallery.

Hidden in the forest are the crumbling, graffiti-covered remains of the factory where most of Germany's explosives were produced during World War II.

Beloved children's TV characters freckle the German city's streets.

These abandoned Cold War-era bunkers are now a designated refuge for endangered bat species.

This red London phone booth once stood in front of Buckingham Palace and was used by the queen.

Constructed by forced laborers, this submarine pen is now a museum and war memorial.

This natural hill rose another 130 feet from the debris and rubble added after World War II.

One of the largest legal spray spots in Hamburg.

This tribute to the 16th-century composer is now an unusual shrine to Michael Jackson.

A tiny basalt mountain with an observation tower overlooking the beautiful Bavarian countryside.

One of the oldest wine cellars in Germany is now a restaurant beneath Bremen's town hall.

A top-secret bunker now turned museum, is an eerie look at what life would have looked like in the event of nuclear war.

Nestled within a German forest is an intriguing, growing rock.

Walk inside a half mile long crevice right outside the town of Garmisch Partenkirchen.

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

In this brilliant blue spring in Germany, legend has it that a sad mermaid learned to finally laugh.

The narrowest street in the world is in danger of closing up entirely.

This contentious squat has stood through fire, violence, and government intervention as a hotbed of leftist protest.

This historic little railroad runs through some of the most beautiful scenery in Germany.

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

The ruins of an abandoned crematorium haunt an eerie deserted German cemetery.