The Trappist Abbey of Achel or Saint Benedictus-Abbey or also Achelse Kluis (which means hermitage of Achel), which belongs to the Cistercians of Strict Observance, is located in Achel in the Campine region of the province of Limburg (Flanders, Belgium). The abbey is famous for its spiritual life and its brewery, which is one of few Trappist beer breweries in the world. Life in the abbey is characterised by prayer, reading and manual work, the three basic elements of Trappist life.