Get the legs warmed up along the A4 to Beckhampton. Keep going on A4 and turn right to East Kennett.
Slow burn up to the top of Pewsey Downs and then a step decents to Alton Barnes.
Back along to Bishops Canning going past the White Horse.
Steep climb through Bishops Canning to the A361 and then past North Wilts Golf Club.
Down the step desent back to Calne.