Description | Alpes de Haute-Provence, 04, Ubaye valley, The Col de la Bonnette is a mountain pass road at 2715 meters altitude, which connects the Ubaye valley in the Alpes de Haute-Provence to the Tinée valley in the Alpes-Maritimes. The Col de la Bonnette is between the summit of the Bonette (2860 m) and the summit of Trois Serrières (2753 m). Much of the road between Jausiers and Saint-Étienne-de-Tinée is located in a protected area of the Mercantour National Park. This is one of the highest road pass in the Alps. |