Manassas Gap
 Manassas Gap is a wind gap of the Blue Ridge Mountains on the border of Fauquier County and Warren County in Virginia. At an elevation of 887 feet above sea level it is the lowest crossing of the Blue Ridge Mountains in the state.The Manassas Gap Railroad was completed through this pass in 1854 and today the tracks form a part of the Norfolk Southern rail system. VA Route 55 and Interstate 66 also pass through Manassas Gap.