Exit Highway Avignon Sud, to follow the direction of APT, DIGNE, SISTERON, during about 20 km. Don't leave the road, you are on D900. Don't take the direction of Lagnes's village. 3 KM on the right after Petit Palais
GPS: the door N 43° 52.307' E 005 6.179'
the road N 43° 52.380' E 5° 6.111'