Sea of Secrets Drain the Oceans : Season 4 Episode 8

TV-PG (self-applied) National Geographic 47m int(0)

Aired: August 16th, 2021 @ 9:00 PM EST on National Geographic

The Black Sea is a place of myth and legend and ships have sailed on its waters for millennia. Three wrecks unlock secrets of this mysterious sea.Remnants of colonization attempts, a revolutionary refugee ship and submerged subway cars reveal hurricanes' impacts on America's past and its future.