Building a Digital model of an LCVP Landing Craft used at Sword Beach. Sherman DD tanks sunken outside Omaha Beach Bill Allen was one of the few survivors of a mine explosion June 18, sinking Landing Ship Tank 523 in half an hour. He now gets a glimpse of the wreck, using underwater cameras. Remains of a Mulberry harbour os inspected. A 3D digital model is created . The wreck of U-390, sunk by two frigates is found. Troop transport Leopoldville, sunk with 2,200 G.I.s is shown to George Bigelow, one of the survivors. An animated video, where the water is removed showing the wrecks.