Stone arch bridge (Watsontown Park #1) across a stream in Watsontown Park in Watsontown, Northumberland County, PA. PA405 (Dickson Av.) S. 250’ from jct with PA44 (McEwensville Rd.) in Watsontown to the bridge on the W. side of the road. (5-19-06, N41 04.75 W76 51.49) Photos by Jack Schmidt.