Passage du Fort, Tour De la Grande Roche Blanche par les couloirs

18.45 km Rundtour skitour ab Grande Montagne d'Arvillard. Der Höhenunterschied beträgt 2000 m, zwischen 1100 m und 2290 m Höhe. Geschätzte Dauer: 10 h 40 min. Startgemeinde: Grande Montagne d'Arvillard (Isère, France).

This hike includes 3 significant climbs. With a total elevation gain of 1940 m across 8.31 km, with an average slope of 23.3%.

• Climb 1 (at km 5.55 km): +1191 m over 5.41 km, average slope 22.0%
• Climb 2 (at km 9.26 km): +465 m over 1.70 km, average slope 27.4%
• Climb 3 (at km 11.53 km): +283 m over 1.20 km, average slope 23.6%