Directions: From Lyon or Marseille
On the motorway, take exit 16 Loriol.
Then, take the N304 / N7 / D104 until Crest (15min).
There take the D464 / D538 towards Nyons.
After 6.5 km turn left towards Saoû, and Dieulefit Bourdeaux (D538).
You pass the Col de Lunel and drive another 3 km.
Do NOT take the D128 direction Soyans, but still continue for 1.5 km (you are now 500m before entering SAOU) and take the D136 on the right side, direction Soyans.
Follow the D136 for 2.5 km and then turn left along the D110 direction Félines. You cross the river Roubion.
Le Chastan is the 2nd road on the right
Take into account about 30 minutes from exit 16 on the highway.
44 ° 36.59 N
5 ° 02.14 E