Mason Neck State Park, Virginia offers several short trails through the woods and along the Belmont Bay offering several hours of enjoyable hiking.
Mason Neck State Park is on a peninsula formed by Pohick Bay on the north, Belmont Bay on the south and the Potomac River on the east. The peninsula is an active heron rookery. The park also attracts several other migrating and non-migrating species of birds, including whistling swans and assorted species of duck. Bald eagles also inhabit the area.
The park is in southern Fairfax County, about 20 miles from Washington, DC.