The protected waters offer excellent opportunities to observe birds from water craft. Short trails, bridges, piers and park roads offer many viewing opportunities for upland and water species. The state park has a campground, marina and the historic colonial home of General Smallwood. Pavilions and other amenities are also available. This famous swamp flows through the county from Cedarville Natural Resource Center to the headwaters of the Wicomico River.
Access points are public road crossings along the route of the swamp and river.
The lower portions are accessible by canoe if one is not discouraged by frequent portages. A 20-mile long, 3.4 mile wide wooded bottomland swamp which is rich in wildlife. It originates near Cedarville Natural Resource Center and flows through the county to the main headwaters of the Wicomico River. Camping is available in Cedarville. At some point it is thought that John Wilkes Booth crossed the Zekiah Swamp in his escape after Dr. Samuel A. Mudd set his broken leg.