Drain the Oceans: Season 3, Episode 3

3 - 3: The Viking Seas

There may be as many as one hundred thousand vessels lying on the floor of the Baltic sea, but perhaps the most spectacular of those is the battleship the Mars, which vanished over 450 years ago on just the second day of her career at sea. Shrouded in legend, this ship is proving that she more than lives up to the many myths that surround her.