A 2014 photo from Robert Ballard's exploration boat, Nautilus, documents the wreckage of the German submarine U-166 in the Gulf of Mexico.

The Gulf of Mexico continues to hold historic World War II treasures, from sunken ships to one of Hitler's U-boats.

Houston, Texas (KHOU) On the floor of the Gulf of Mexico sits a Nazi ship of ghosts, a sunken U-boat whose 52 crewmen died under almost a mile of water just south of the mouth of the Mississippi ...

Revisit Baton Rouge’s Harding Field, uncover a German U-Boat in the Gulf of Mexico and talk with the men of the 760th Tank Battalion. This poignant essay on Louisiana’s role in the war salutes ...

A diving expedition in the Gulf of Mexico just south of the Mississippi River has produced stunning new images of one of Hitler's U-boats from World War II.

U-boats once sank 41 American ships in a single month in the Gulf of Mexico.

The Empire Mica was neither the first nor the last casualty of U-boat attacks in the Gulf of Mexico (now the Gulf of America) during the summer of 1942.

A German U-boat torpedoed the Norlindo on May 4, 1942, off Southwest Florida’s Dry Tortugas, and it sank so quickly that five of the 28 men aboard did not have time to escape.

A 2014 photo from Robert Ballard's exploration boat, Nautilus, documents the wreckage of the German submarine U-166 in the Gulf of Mexico. The wreck is considered a war gravesite and cannot be ...

The Empire Mica was neither the first nor the last casualty of U-boat attacks in the Gulf of Mexico (now the Gulf of America) during the summer of 1942.