(Lost Cave, 24', 1970, 38-48-a) across Silver Creek in Lost Cave Park in Hellertown, Northampton County, PA. Durham St. E. 0.7 miles from jct with PA412 (Main St.) in Hellertown to the park & bridge on the N. side of the road. The bridge is in the NW corner of the park & is located next to the Silver Creek Country Club, which has a 6’ chain link fence surrounding the golf course. (3-31-06, N40 34.90 W75 19.73) Photo by Dan McWilliams.