L’Ailefroide | Ailefroide L’Ailefroide is one of the great high mountains of the Massif des Écrins in the French Alps. Rising to approximately 3,954 meters (12,972 feet), this sprawling, multi-summited mountain forms a dramatic complex of granite, snow, glaciers, steep ridges, and immense rock faces within Écrins National Park. Although it does not quite reach …