Description of the route

From the Place Moulin dam yard, in the municipality of Bionaz, follow route 11 which runs alongside the lake and reaches the Prarayer refuge. From here, continue along the same route which flanks the Buthier, first on the right then on the left orographic bank, until you come to the ruined pasture of Gorge. Continue going up until you reach Alpe Bella Tsa.