South Mountain State Park 
c/o South Mountain Recreation Area 21843 National Pike
Boonsboro, MD 21713
301-791-4767
http://dnr.maryland.gov/publiclands/Pages/western/southmountain.aspx
State Park: Birding, Hike, Picnic, Walk, Wildlife
South Mountain State Park is a 40-mile long multi-use state park weaving along the South Mountain ridge from the Pennsylvania line to the Potomac River. It has no distinguishable boundary or entrance facility. South Mountain State Park can be accessed at a number of locations. Most of the park is only accessible by foot.