At Ouvrage Schoenenbourg, one of the largest artillery fortresses of the Maginot Line, the scale of France’s underground defenses becomes clear. Built 30 meters below ground with its own power plant, ...
After World War I, France poured billions into the Maginot Line, a vast chain of underground forts, casemates, and gun turrets meant to delay a German attack long enough for full mobilization. Filmed ...