Mont Pourri - Versant W - Grand Col → Col des Roches → Glacier du Geay

14.65 km loop ski touring starting from Les Lanchettes. Elevation gain is 1900 m, with altitude ranging from 2150 m to 3779 m. Estimated time: 6 h 40 min. Starting town: Les Lanchettes (Savoie, France).

This hike includes 2 significant climbs. With a total elevation gain of 1084 m across 4.79 km, with an average slope of 22.6%.

• Climb 1 (at km 3.40 km): +877 m over 3.09 km, average slope 28.4%
• Climb 2 (at km 10.35 km): +207 m over 1.70 km, average slope 12.2%