Civil War submarine’s mysterious demise solved?
 

http://img-s-msn-com.akamaized.net/t...=f&x=686&y=258The Hunley was a confederate submarine that -- in 1864 -- became the first sub to sink an enemy battleship. But after it?s victory, it too, sank to the bottom of the ocean. Josh King has the story (@abridgetoland).

أكثر...