Into the Wolf's Den

Allied forces stumble across a sprawling complex in the French countryside with bunkers fit for the Fuhrer.In 1945, Allied forces stumble across a sprawling Nazi complex in the French countryside. Three layers of protection guard the strange structures inside: A swimming pool. Meeting rooms. A bunker that could only be fit for one man. What was this place and how did the Allies miss it? What did the Nazis have planned for this mysterious Nazi stronghold?