Lake Toplitz sits deep in the Austrian Alps, ringed by cliffs and layered with a toxic underwater log jam that has made it one of the hardest lakes in Europe to search. This episode of Myth Hunters follows the decades of expeditions built on wartime rumors that fleeing SS officers dumped crates of looted gold into its waters in the final days of World War II. Divers and historians walk through what past searches actually found: forged British bank notes from a Nazi counterfeiting operation, printing plates, and military debris, but no gold. Eyewitness testimony about the heavy boxes going into the lake gets weighed against the practical case for why gold bullion, if it ever existed there, could plausibly still be sitting on the bottom under decades of sunken timber. The film treats the legend seriously without pretending it is solved, tracing how a real Nazi counterfeiting scheme curdled into a much bigger treasure myth that still draws divers back to Toplitz today.