Maryville

Historical marker location:

Charleston, South Carolina

( Marker is at the intersection of Saint Andrews Boulevard and 5th Avenue, on the right when traveling north on Saint Andrews Boulevard.)

Marker installed: 1999

The H.L. Hunley, a Confederate submarine that was the first submarine to sink an enemy warship in combat, was built in South Carolina. The Hunley sank the Union ship USS Housatonic in Charleston Harbor in 1864, but the submarine itself was lost at sea shortly after the attack.