One room inside this building mesmerizes all with its parabolic dome.

A stunning gilt bronze relief denounced by Hitler as "degenerate art"—even though it was dedicated to the Nazi leader.

You've probably seen these distinctive orange-tiled columns on the big screen.

The largest mosque in Germany.

Tourists often confuse this beautifully ornate former cigarette factory for a mosque.

The only remaining U-boat that is still floating never actually saw any action in World War II.

According to a satirical conspiracy theory that persists today, this German city of 300,000 is a hoax invented by the CIA.

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

This abandoned coliseum was intended to be a grand Nazi rallying ground before it was halted at the end of the war.

Hamburgers are intensely proud of their tunnel beneath the river.

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

Remnants of an exploded schooner and wrecked submarines form a breakwater.

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.

The prototype for all Nazi concentration camps.

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

Berlin's old airport.

This "floating railway" is one of the world's oldest monorail systems.

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

Ruins of a German Castle on top of a towering stone pillar.

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

When the rain falls, this drain system turns into a musical instrument.

Mozart's skull may be held in this collection, but definitive proof continues to elude scientists.

Opulent period costumes and murals lead you on a journey through fashion history.

From Ancient Rome to WWII, Neupfarrplatz has over 2,000 years of history underneath its main square.