Boardwalk in a natural wetlands environment with cypress trees and other swampland flora. Walk takes visitor to the edge of the Cashie River, which is 20 miles long, as deep as 80 feet in places, and begins and ends within the county of Bertie. An observation deck allows views of several different species of endangered waterfowl as well as other swampland animals in their natural habitats. Canoes available at no charge. Free.