Prehistoric archaeological sites, historic architecture, and historic engineering and industrial sites are all abundant in the Upper Delaware Valley.
Portions of the D & H Canal, including the Delaware Aqueduct, were designated a National Historic Landmark in 1968. The Delaware Aqueduct is also designated a National Civil Engineering Landmark.
Did You Know?
As part of the National Wild and Scenic Rivers System, Upper Delaware Scenic and Recreational River stretches 73.4 miles along the New York – Pennsylvania border. The Upper Delaware is one of the longest cleanest free flowing (undammed) rivers in the Eastern United States.