By scanning the locations at the bottom of the ocean where sunken ships, treasures and even cities lie, the show tries to answer what they look like, how they got there and if they hide any ... Read allBy scanning the locations at the bottom of the ocean where sunken ships, treasures and even cities lie, the show tries to answer what they look like, how they got there and if they hide any secrets.By scanning the locations at the bottom of the ocean where sunken ships, treasures and even cities lie, the show tries to answer what they look like, how they got there and if they hide any secrets.