(Lost Cave, 24', 1970, 38-48-a - Gone) 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. (N40 34.907 W75 19.791) Photo by Dan McWilliams.