Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

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

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

Berlin's old airport.

It's always summer at the beach inside this former airship hangar.

This World War II bunker now survives as a documentation of the Nazi regime and war crimes.

Floating swimming pool within a moored vessel.

Explore the complex ecology of this multifaceted nature preserve by riverboat.

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

From toys to kettles to scientific instruments, this German museum celebrates the beauty of 20th century design.

Gardens representing parts of Asia, Europe, and the Mid East are tucked away among the Soviet-style buildings in East 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.

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

Terrifying derelict military hospital once housed a recuperating Hitler.

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

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

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

A striking 12th-century-style castle built on the edge of a cliff.

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

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

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

A slice of central Asia in the middle of Berlin.

A surreal museum of extraordinary industrial objects.