Nestling at the heart of Upper Jura Regional Nature Park, the family resort of Monts Jura is formed of four skiing sites and two villages, Mijoux and Lélex.
Its territory, consisting of 60 kilometres of Alpine ski slopes and 140 kilometres of cross-country ski slopes, offers the biggest change in altitude and the largest ski area of the Jura Massive.
Monts Jura tracks offer the largest area and the largest slope of the Jura mountains. In the valley of the Valserine, lies the village of Lélex and on the other side, the skier comes to Crozet. This site features 26 tracks spread over 30 km, 33 hectares covered by snowmaking, and 15 lifts including 2 gondolas.