Good road surface, little traffic, relatively easy to drive (<7% gradient). Take drinks with you, as it's very hot in summer and the next town doesn't come until after you leave (Collobrieres, but it's very worth it!!)
Route des Crêtes, Le Lavandou, via Col du Babaou, Collobrières, Col du Taillude, Col du Perier, Grimaud, Cogolin, Col du Canadel, the ridges, Le Lavandou. Elevation gain 1200m 88kms. Rather …
from the Col de Fourches to Collobriere via the D39 is not possible because it is blocked indefinitely by a landslide. Keermeer collapsed in September 2025.