Allied forces stumble across a sprawling complex in the French countryside. What did the Nazis have planned for this mysterious Nazi stronghold?

Scientists in Kamienna Gora work to keep the Luftwaffe flying but are they also building Hitler's next revenge weapon?

A vast network of Nazi bunkers buried in the Hague tells the story of the greatest battle of WWII that never was.

Where are the missing billions? Exploring the tunnels, lakes, and secret caches used by the Nazis to hide spoils of war.

Why did the Nazis fight tooth and nail to protect the city of Luban? Abandoned factories, hidden tunnels, and strange rumors provide clues to the mystery.