The actions taken by just a handful of submarine commanders have left an outsized mark on the course of history.

These drawings were made sometime after the Civil War from information provided by W.A. Alexander, one of the original builders. Hunley's consortium built a third submarine about 40 feet long.

While the USS Alligator has not been found, it's looking like there is hope for Alligator Jr. Underwater Civil War: The CSS ...

New technologies helped marine archaeologists recover the H.L. Hunley, a Civil War submarine Explore Subscribe Newsletters Content Licensing Our Partners Terms of Use ...

he got involved in the H.L. Hunley submarine, later on becoming its final captain. Host: The Battle of Shiloh was one of the bloodiest battles of the American Civil War. Early in the engagement ...

During the American Civil War, both sides fielded submarines with the Confederates launching the CSS Hunley in 1863. This was ...

Originally built in 1863 for the Confederate Army, the H.L. Hunley became the world's first successful combat submarine. It was suddenly lost at sea in 1864 and remained so until 1995 when it was ...

Twenty years ago, Alice Smith began the hunt for the forgotten Civil War-era submarine Alligator Jr., the prototype for the first United States submarine USS Alligator. Both were designed by ...

A magnetometer gives serious evidence that the Alligator Jr., a prototype craft that led to the U.S. submarine fleet, may ...