In the wreck that sank in 1941, SS Gairsoppa finds a 48-ton silver bar By ValtersJuly 19, 2012Diving and scuba diving Deep-sea explorers, in a wreck that sank in 1941, find a 48-ton silver bar lying on the bottom of the Atlantic Ocean. Te video: https://news.discovery.com/videos/treasure-quest-odyssey-scours-ocean-for-deep-sea-shipw.html