According to ancient accounts, an army of 50,000 Persian soldiers sent by Cambyses II vanished without a trace in the Egyptian desert over 2,000 years ago. Swallowed by a sandstorm? Ambushed by enemies? Or did the whole story never happen at all? In this episode, we explore the mystery of the Lost Army of Cambyses, examining four leading theories — from ancient natural disasters to modern archaeological discoveries and historical skepticism. Join us as we sift through myth, legend, and science to uncover what might have really happened to one of history’s greatest lost forces.