In 1945, an armoured Nazi train allegedly vanished into a sealed tunnel in the mountains of Poland, loaded with billions in stolen treasure. Decades later, treasure hunters arrived with new technology. The world held its breath. What they found next was either the greatest discovery in history or the ultimate disappointment. Cast List: Guy Walters: Historian & Author Eric Meyers: Narrator Learn more about your ad choices. Visit megaphone.fm/adchoices