Start on A6195 Park Spring Road at end of last drained kerbstone just north of next to last lamppost approx 200m from Rotherham Road TI, junction with B6273.  Forward to Houghton Main TI (1.18 miles).  Forward to Grimethorpe Colliery TI (2.06).  Forward to Ferrymoor TI (3.05).  Round island and retrace via Grimethorpe Colliery TI to Houghton Main TI (4.97).  Round island and retrace via Grimethorpe Colliery TI to Ferrymoor TI (6.89).  Round island and retrace via Grimethorpe Colliery TI and Houghton Main TI to FINISH opposite the start. (10 miles)