Seasons The Park is open during daylight hours everyday. It is approximately 25 miles to the East-Northeast.
Rental cars are available at the airport.
Travel West on Interstate 66 to Exit 47B, State Route 234 North. Proceed through the first traffic light. The Henry Hill Visitor Center is located at the top of the hill on the right. Turn left at the traffic light on to Route 234 North. The Henry Hill Visitors Center is located approximately 20 miles on the right, North of the City of Manassas.