Abbaye de Montmajour is a medieval abbey located on a limestone hill in the commune of Arles, in the Bouches-du-Rhône department of France. It was founded in the 10th century by Benedictine monks and grew in importance throughout the Middle Ages. The abbey played a significant role in the history of Provence, serving as a pilgrimage destination and a center of artistic and intellectual life.

The abbey is known for its impressive Romanesque architecture, including a 12th-century church, a 14th-century cloister, and a 15th-century bell tower. Visitors can also explore the abbey's other buildings, including the chapter house, refectory, and dormitory. The site also features beautiful gardens, with paths winding through olive groves and around the hillside.

The abbey has been listed as a monument historique since 1840 and is open to visitors year-round. It is also a popular venue for cultural events, including art exhibitions and classical music concerts. The abbey was also used as a location for the 2019 film "Portrait of a Lady on Fire."