Grande Lance d'Allemont, Tour par le col de la Portette

18.47 km loop ski touring starting from Allemond. Elevation gain is 1800 m, with altitude ranging from 1156 m to 2633 m. Estimated time: 11 h 20 min. Starting town: Allemond (Isère, France).

This hike includes 3 significant climbs. With a total elevation gain of 2088 m across 10.08 km, with an average slope of 20.7%.

• Climb 1 (at km 7.39 km): +1308 m over 6.91 km, average slope 18.9%
• Climb 2 (at km 10.07 km): +397 m over 1.39 km, average slope 28.5%
• Climb 3 (at km 12.74 km): +383 m over 1.77 km, average slope 21.6%