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?
The American Shad are a saltwater fish that migrate from the Atlantic Ocean up the Delaware River to spawn in the spring. Fish reach the upper portions of the river by early to mid May. After spawning many of the weakened adult Shad die, usually in late June and into July.