The Wye Oak was the honorary state tree of Maryland and the largest white oak tree in the United States. The site where the tree stood until 2002 in the town of Wye Mills, Talbot County, is preserved as Wye Oak State Park.

Bill Burton Fishing Pier State Park (formerly the Choptank River Fishing Pier) is a fishing pier and state park on the Choptank River in Trappe, Maryland. The park preserves the former Choptank River Bridge as a pier, and includes 25 acres (10 ha) of land upriver from the pier in read more

Moon Lake Park is a 650-acre (260 ha), state-owned park in Plymouth Township, Luzerne County, Pennsylvania. The park is open for mountain biking, hiking, fishing, bird watching, and nature study. The park consists of open fields and woodlots surrounding Moon Lake, a 48-acre (19 ha), spring-fed lake. Moon Lake Park read more

Blue Marsh National Recreation Area is an artificial lake located northwest of the city of Reading, Pennsylvania, USA and managed by the U.S. Army Corps of Engineers Philadelphia District. It is in western Berks County, fed into by the Tulpehocken Creek. The main span of the lake is along the read more

Elk Neck State Park is a Maryland state park on Chesapeake Bay in Cecil County. The park is on MD 272, eight miles (13 km) south of the town of North East, and 13 miles (21 km) south of exit 100 on I-95. The North East River, Elk River, and read more

Janes Island State Park is a Maryland state park located on Chesapeake Bay in Somerset County. Parklands feature a salt marsh, water trails, and isolated pristine beaches.

Tuckahoe State Park is a Maryland state park located along Tuckahoe Creek in Caroline County on the state’s Eastern Shore.

Lehigh Gorge State Park is a 4,548 acres (1,841 ha) Pennsylvania state park in Luzerne and Carbon Counties, Pennsylvania in the United States. The park encompasses the Lehigh Gorge, which stretches along the Lehigh River from a U.S. Army Corps of Engineers flood control dam in Luzerne County to Jim read more

Martinak State Park is a state park in the state of Maryland, located on the Choptank River and Watts Creek in Caroline County. It features fishing, campsites, boating access, hiking trails, playground, shelters and a nature center.

Archbald Pothole State Park is a 149.16-acre (60.36 ha) Pennsylvania state park in Archbald, Lackawanna County, Pennsylvania in the United States. The focal point of the park is Archbald Pothole. The pothole is a remnant of the Wisconsin Glacial Period, 38 feet (11.6 m) deep with a largest diameter of read more