World’s Greatest Shipwrecks — Season 1, Episode 4: Assassins of the Deep

Episode synopsis

The wreckages of three German U-boats—including UC-66, the first to be sunk by a plane in WW1, and U480, the world’s first stealth sub—are eroding at the bottom of the sea along with the stories behind their disastrous fate. A team of maritime archaeologists race to locate the submarines and solve the mystery behind their deadly demise.

About World’s Greatest Shipwrecks

Experts follow investigations to uncover new details about the most epic and infamous wrecks from history.

More episodes from Season 1

• E1Scotland's Sea Secrets
• E2Fail Invasions
• E3Danger Ahead
• E5Lost Fleet of WWI
• E6Attack at Sea
• E7Nuclear Wrecks
• E8Toxic Wrecks
• E9Last Days of the Battleship
• E10Collision Course