From Marseille, Avignon, Cavaillon:
Go through Apt, turn left, a bridge with signposts to Rustrel-St. Christol-Sault-Banon.
10 km after Apt (roundabout) follow signs for Banon-Simiane 10 km.

When you reach Simiane-la-Rotonde, turn right when coming from Apt,
roundabout signpost: CARNIOL, ST MICHEL l'Observatoire, Valsaintes D18.
Follow signs for Roseraie de l'Abbaye.
Go 1.5 km and take hairpin bend to the right, signpost:
Valsaintes - Ribes - La Baume.
Go straight on for 1.8 km until you reach the town rubbish containers (after the road goes downhill) on the right.
Go another 700 m and you are at the Abbaye.