This trail will take you along the Mason and Dixon Line, from Old Stone Farm in Lewisville, PA to the 4th mile marker along the Line. #4 sits between Fair Hill Maryland NRMA state park, and the Big Elk Creek state park in PA. The trail is for pedestrian use only and is approximately a 1 mile round trip. This trail is only open Thursdays through Sundays until dusk.

add links to informational pages and the rules, no camping etc