The site where a plot to assassinate Hitler was planned—and its conspirators were executed—is now a powerful memorial to the German resistance during World War II.

This platform is now a memorial dedicated to those who were deported during the Holocaust.

A giant snail sculpture looking longingly at the German traffic museum.

The castle where Martin Luther secretly translated the New Testament from Greek to German while in hiding.

An officers prison camp believed to be impregnable by the Germans saw over 30 successful escapes.

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

King Ludwig I's collection of beautiful women.

Dress up like a miner and take a slide into the disco-lit depths of this once foundational salt mine.

A fearsome dragon clings to a corner of Munich's city hall.

These bronze pamphlets remember a remarkable group of Germans who fearlessly opposed the Nazis in the very center of their power.

Berlin's old airport.

Soaring over 6,000 feet in the Bavarian Alps, this beer garden was once Hitler's 50th birthday present.

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

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

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

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

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

This medieval castle overlooking the Elzbach river looks just like it did hundreds of years ago.

A museum dedicated to the history of a terrifying secret police is now held in their former headquarters.

A tour of underground Berlin takes you through WWII air raid shelters and tunnels used to smuggle people out of East Germany.

The tunnel's elegant proportions keep you snug with no claustrophobia freak-out.

This artificial cave looks like something out of a fairytale.

Buried five stories underground, this Soviet bunker is packed with gas masks and Cold War paraphernalia.

This "preacher's pulpit" once used for pagan ritual, is home to a new, and dangerous ritual.