Just had to post this — a favorite topic from my geekish adolescent past (Confederate ironclads were one of my favorite topics — especially the genuinely crappy ones, like CSS Georgia).
Civil War shipwreck in way of Ga. port project | Aiken Standard.
Did you see this story that was on NPR not too long ago? Your post reminded me of the story.
http://www.npr.org/2012/03/06/148051948/lost-at-sea-do-you-know-these-civil-war-sailors