This is a Cistercian abbey near the village of Gordes in the département of the Vaucluse in Provence, France.
It was founded in 1148 under the patronage of Alfant, bishop of Cavaillon, and Ramon Berenguer II, Count of Barcelona, Count of Provence, by Cistercian monks who came from Mazan Abbey in the Ardèche.
It is renowned for its lavender fields.
Reference: Wikipedia