3-D Sonar Map Reveals The Remains Of Sunken Civil War Battleship

Hurricanes unburied the ship's remains, so NOAA and partners decided to make a sonar map before the sand consumes it again. One hundred and fifty years ago last week, the ironsided Union battleship USS Hatteras was embroiled in a blazing gun battle with the Confederate raider CSS Alabama. Cannon fire severed steam lines in the engine room, scalding the crew. Fires broke out around the ship, which quickly started to take on water. Thirteen minutes in, its hull riddled with holes on the port side,...