TOP SEVEN SPECTACULAR SHIPWRECKS

01 BLOCKSHIPS, SCAPA FLOW, ORKNEY

ometimes, as in the case of the Scapa Flow blockships, vessels were deliberately wrecked. While battleships lie further out on the seabed, the ‘blockships’ visible from the Skerry and East Weddell Sound were scuttled to form part of a defence against German U-boats. By the Second World War after which concrete blocks were added to the barricade.