The nightmares of Allied cargo shipping, the German U-Boats reigned supreme in the turbulent seas during 1940-1942. Taking one of these U-Boats as an example, the U-505 submarine sunk an impressive 8 ...

A Guernsey-made documentary about a U-boat which sank during World War One ... that people perished and there were likely to be bodies still inside the submarine. "But to actually see a face ...

German WW1 U-boat found off the coast of Shetland Site ... and highly likely that divers may even have been inside the sub, though this would be exceptionally dangerous. "But given what we know ...