The Col du Cucheron, culminating at 1139 m above sea level, is one of the points of the long depression of the "three passes" of the
Chartreuse massif linking
Saint-Pierre-de-Chartreuse south to
Saint-Pierre d'Entremont north.
Hence, it lies between the
Grand Som
The Grand Som is a mountain of the Chartreuse Mountains in the French Prealps, in Isère
Isère ( , ; ; , ) is a landlocked Departments of France, department in the southeastern French Regions of France, region of Auvergne-Rhône-Alpes. Na ...
west and the
Lances de Malissard east.
Mountain passes of Auvergne-Rhône-Alpes
Mountain passes of the Alps
{{Isère-geo-stub