from Paris

Follow A6 as far as "Lyon".
(continuation : look below).

from Lyon

Follow direction of "Grenoble" (via A 46, A43, A48)

In "Grenoble", follow "Grenoble sud" to A51 and N75, direction of "Sisteron".

After "Sisteron", follow direction of "Aix" and "Digne" during 3 kms, and then, turn right (D946) direction of "Noyers-sur-Jabron, Montagne de Lure".
After the village, 1st road on the right and follow the arrows.

from Marseille

Follow A7, then A51 direction of "Gap - Sisteron". Exit n°21. Follow N85 via "Aubignosc". After 6kms, turn left (D946), as far as "Noyers-sur-Jabron".
After the village, 1st road on the right and follow the arrows.