What caused the Hunley to sink?
Civil War Submarine | Secret Weapon of the Confederacy
CSS Hunley - the Civil War Submarine - Forgotten History
The mystery of what killed the crew of the H.L. Hunley may finally be solved
The Ludicrously Dangerous Submarine that Somehow Became the First Sub to Sink Another Ship in Combat
True Horror: The DEATH Of The Crew On The H.L Hunley | A Secret Civil War Submarine Mission
This Civil War Submarine Vanished for 136 Years
History's Mysteries - Raise The Hunley (History Channel Documentary)
The H.L. Hunley - A Surviving Civil War Submarine
What Was the 1st Submarine to Sink a Naval Vessel? Civil War History!
More human remains found inside Hunley
USA - Divers Claim To Have Found Hunley Submarine
Assassination from the Bottom of the Sea - The Hunley
Blood and Glory: The Civil War in Color: The H.L. Hunley Death Trap | History
17th February 1864: H.L. Hunley becomes the first submarine to sink an enemy ship
USA - US Civil War Sub Found: 1st To Sink A Ship
Sinking of the Confederate Submarine H.L. Hunley - New Evidence Discovered
Melbourne Forum: Solving the Mystery of the H.L. Hunley
The H L Hunley and Mystery Of The $20 Gold Coin Solved
Scientists may have found explanation for what killed civil war submarine crew
