Lac des Sagnes (Ecrins) walks

This 7-day trek is for hikers who are used to camping in tents.Although there are a few refuges along the route, the stages are designed for those who wish to sleep in the heart of nature.The circuit crosses the Écrins massif and offers total immersion in the alpine landscape, where you can encounter local flora and fauna.Ideal for walkers who are used to the mountains, it is a complete adventure that will challenge you with its significant elevation changes and occasional technical or unmarked sections.

For this first stage, you will begin your journey at the Argentière-les-Écrins train station. The hike follows the GR®54A, taking you through the Fournel valley and the Deslioures biological reserve. You will finally arrive at a plateau that is ideal for camping. Please note: landslide in July 2025

The hike begins with the ascent of the Pas de la Cavale, which rises to an altitude of 2,735 metres. After this climb, you will reach the Pré de la Chaumette refuge. From there, another climb will take you along the imposing Sirac, passing through the Vallette, Gouiran and Vallonpierre passes. The route ends at the Vallonpierre refuge.

Access from the alpine hamlet of Moussière to the bivouac area located between the Selle and Crousas mountain pastures. This mountain pasture overlooks the Cabane Sainte-Marie, where the sheep are kept at night.

This pleasant second day begins with a climb to the Col de Moussière before passing by the very pleasant Lac du Lauzet, then taking the long forest track back to the Moussière car park.

From Prapic to Dormillouse via the Fressinières Pass. Please note: the height difference is only 1200 m.

From the Vallonpierre refuge, the hike takes you to the Rif du Sap chapel, then to the charming village of La Chapelle-en-Valgaudémar, where you can stop for refreshments at a local grocery store. The route then crosses the Valgaudémar National Forest before reaching the magnificent lakes of Pétarel and Sebeyras.