Prince William FP Parking Lot I
(VA Gazetteer, Page 76, C-2)
Exit 150 West (Joplin Road)
Follow Joplin Road for about a quarter of a mile to park entrance on right. Tell Park Ranger that you are attending Dogs-East training. Proceed to a left on Scenic Drive. Continue on Scenic Drive to the left of Turkey Run Road until you come to Parking Lot I.