Delaware Canal. The canal channel, which parallels the Delaware River, lies just below the highway. Here are Locks No. 22 and 23, the last lift locks in the 60 miles of canal from Bristol to the Lehigh River at Easton. PA 611 at Canal Rd., Raubsville, PA by Pennsylvania Historical and Museum Commission Colour: blue Wikimedia: Flickr: Google Streetview OpenStreetMap