Highway exit N ° 18 Montélimar Sud.
Follow Châteauneuf du Rhône, then Viviers.
At the entrance of Viviers, turn left towards Saint-Montan.
Cross the typical Ardèche village of Saint-Montan and take direction Larnas.
After Larnas, 2 km, turn left Gadis road.
And at 150 m, on your right at number 501, you have arrived.