There may be as many as 100,000 vessels lying on the floor of the Baltic Sea, but perhaps the most spectacular of those is the battleship Mars, which vanished over 450 years ago on its second day at sea. Shrouded in legend, this ship has recently been discovered off the coast of Sweden and is proving that it more than lives up to the many myths that surround it.

Originally released by National Geographic, 2020. Streaming video file encoded with permission for digital streaming by Infobase on January 05, 2023.