News Historic bridge rehab project at Manassas National Battlefield extended By Potomac Local News Published December 21, 2017 at 3:35PM | Updated December 21, 2017 at 5:48PM Manassas National Battlefield Park Visitor Center is located on Route 234 near Manassas, Virginia. This article is FREE to read. Please Sign In or Create a FREE Account. Thank you. Author Potomac Local News View all posts #News