4 Bedroom approved site. Permits in document section. View of Potomac River LOT IN GUNSTON MANOR. LOT IS LEVEL AND WOODED. CLOSE TO CLUB HOUSE , BEACH AND DOCK Beside Mason Neck State Park offers many outdoor activities and programs. It has hiking trails, 3 miles of paved multi-use trails, a large picnic area, a playground, a car-top canoe launch and a visitor center. Canoe, kayak and bicycle rentals are also available. The park's wetlands, forest, open water, ponds and open fields make it ideal for environmental study and wildlife observation. Nearby attractions include the Elizabeth Hartwell National Wildlife Refuge, Gunston Hall and Pohick Bay Regional Park.