September 4, 1622 Nuestra Senora de Atocha ("Our Lady of Atocha") was the most famous of a fleet of Spanish ships that sank off the Florida Keys while carrying copper, silver, gold, tobacco, gems, jewels, jewelry and indigo.[1]  Found, July 20, 1985.

The H.L. Hunley, a submarine of the Confederate States of America that played a small part in the American Civil War, but a large role in the history of naval warfare.  Lost February 17, 1864,,,found in 1970 or 1995 (depending on which claim
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