South Mountain State Battlefield
Washington Monument State Park, 6620 Zittlestown Road, Middletown, MD 21769, USA
From I-70 take exit 35; follow Route 66 south to Boonsboro. Turn left onto Alternate Route 40 east; follow through town to the top of South Mountain and Turner's Gap. Turn left onto Monument Road to Washington Monument State Park.
Museum, exhibits, rest rooms, living history, tours. Camping is available at Greenbrier State Park.