START at the white mark on the kerb approximately 100 yards north of Greymoorhill Roundabout (Junction 44 M6) on the A7 road.
Proceed north through Longtown to TURN in road (CAUTION) at two white marks on opposite sides of the road 0.10 mile south of a retaining wall on the Canonbie by-pass (12.57 miles).
Retrace south on the A7 to FINISH at the white mark on the kerb opposite the north end of the boundary wall of the cottage approximately 200 yards north of the start (25 MILES).