|The Conner House||A nationally registered antebellum stone house, circa 1855 located in the central region of the city, in view of city hall. The Conner House is currently in the process of being restored and is not open to the general public.|
|Signal Hill Monument||A nationally registered 13-acre monument site located in the eastern end of the city, adjacent to Signal Hill Park. Signal Hill is open year round from 7:30 am until dusk.|
|Camp Carondelet||A nationally registered 8-acre Civil War encampment located in the Blooms Crossing subdivision adjacent to Cougar Elementary School. A series of nature trails are available to the general public year round from 7:30 a.m. until dusk.|
|The Georgia Cemetery||Included in the Camp Carondelet nomination, is a civil war cemetery located in the direct vicinity of Camp Carondelet in the Blooms Crossing subdivision. The Georgia Cemetery is available to the general public by permit only.|
|The Union Mill Trestle||A key structure in the Civil War, is located in the last few remaining acres of the once Union Mill Park near the VRE lot and Generals Ridge Golf Course. This site is not accessible to the general public.|
The Department of Parks and Recreation serves as custodial authority for the five historic sites in Manassas Park.