Metro station with a claim to rock n' roll fame.

These former Nazi anti-aircraft towers offer a singular view of the north of Berlin in the summer, and a sanctuary for bats in winter.

Tiny memorials honor individual victims of the Holocaust.

Cold war icon and onetime "hole" in the iron curtain.

A traditional U-Bahn station in Berlin gets a string of rather untraditional benches.

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

Berlin's old airport.

A 12th-century fortress containing some of Berlin's oldest buildings.

Floating swimming pool within a moored vessel.

Berlin's natural history museum houses the world's largest mounted dinosaur and the late beloved polar bear Knut.

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

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.

The most visited, and possibly most controversial, museum in Germany.

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

The neighborhood church casts a breast-shaped shadow that locals have come to call the “two o’clock titty.”