From the small hamlet of Montroc (1380m – 4400ft) Aiguilette des Possettes (2200m – 7220 ft). The path continues down to the Col des Possettes and then on a steady trail becoming ever more winding and finally down to La Tour. (1450m – 4750ft).
6 hours of walking. 820m - 2700ft up, 730m – 2400ft down