Lac d'Oncet

42.00 km loop ski touring starting from Col du Tourmalet. Elevation gain is 1700 m, with altitude ranging from 715 m to 2340 m. Estimated time: 15 h 50 min. Starting town: Col du Tourmalet (Hautes-Pyrénées, France).

This hike includes 2 significant climbs. With a total elevation gain of 1576 m across 21.43 km, with an average slope of 7.4%.

• Climb 1 (at km 11.21 km): +733 m over 10.74 km, average slope 6.8%
• Climb 2 (at km 22.43 km): +843 m over 10.69 km, average slope 7.9%