May 18 @ 9:00 am - 7:00 pm Union Canal Day Union Canal Tunnel Park North 25th Street & Union Canal Drive, Lebanon, PA, United States Take a narrated boat tour through the oldest transportation tunnel in the United States during the 34th Annual Union Canal Day. Check out the exhibitors and vendors and listen to some live music. Take a chance on a basket at the raffle table or enjoy a delicious meal at one of the many picnic tables […] Free