East Gunpowder Storage Room, Fort Jay Magazine, New York CityWest Armory Storage Room, Fort Jay Magazine, New York CityWest Casemate, Fort Jay Magazine, New York CitySouthwest Powder Magazine, Fort Pulaski, GeorgiaNortheast Service Magazine Anteroom, Fort Moultrie, South CarolinaNortheast Service Magazine, Fort Moultrie, South CarolinaSouth Service Magazine, Fort Moultrie, South CarolinaPrincipal Magazine, South Chamber, Fort Moultrie, South CarolinaPrincipal Magazine, Archway to the South Chamber, Fort Moultrie, SC Powder Magazines Under the Demilune, Fort Pulaski, GeorgiaStairway to the Sally Port, Fort Washington, MarylandNortheast Bastion Tunnel, Fort Moultrie, South CarolinaSouth Flank Casemate, Fort Washington, MarylandCasemate in the Northwest Demi-Bastion, Fort Washington, Maryland