MILFORD, PA — Grey Towers National Historic Site will hold a driving tour on Saturday, June 15 of privately owned forested properties located within the Upper Delaware River Basin in northeast Pennsylvania.

Learn how participation in the Common Waters Fund helps landowners conserve and manage their forests. Learn how healthy forests in this region provide clean drinking water for more than 15 million people downstream and how the health and existence of these forests are threatened by the pressures of development.

Registration is required and limited to first 22 registrants. Vans leave from Grey Towers National Historic Site, 122 Old Owego Dr. at 9 a.m., and will return at 1 p.m. Participants should bring lunch; water and juice will be provided. Call 570/296-9625 or email info@greytowers.org to reserve a spot.