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| | BBC - History - D-Day - The Untold Story |
 | | These craft were used to ferry large numbers of vehicles to shore from Landing Ships, Tank (LSTs) standing off at sea with their bay doors open, disgorging cargo onto these low-to-the-water, shallow-draft barges, driven by outboard motors. |
 | | Among the most interesting images is a collection of approximately eight vehicles, assumed to be tanks, at a considerable distance offshore along the eastern end of the survey area at Omaha Beach. |
 | | Although not certain, these tanks are most likely the "DD", or Duplex Drive, amphibious tanks assigned to support the American Infantry in the first wave of the invasion, and lost on D-Day. |
| www.bbc.co.uk /history/archaeology/excavations_techniques/marine_dday_underwater_02.shtml (422 words) |
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