World’s Greatest Shipwrecks (2021)

S1E5 Lost Fleet of WWI

In just a few hours during World War I, over 50 enormous warships were sunk in Scotland's Scapa Flow. Today, marine archaeologists are employing advanced technology to investigate this remarkable act of defiance. Through a combination of eyewitness accounts and CGI, the episode sheds light on the dramatic events that unfolded and the efforts that followed to recover the lost vessels.