The former abbey of Deas founded in the nineteenth century, consisting today of the abbey church, gardens and showrooms, is a rare Carolingian site in France and Europe.
The Carolingian abbey which is the heart of the site was built in the early ninth century, to 819. Admirable by the marriage of stone and brick, the incomparable majesty of the heavy pillars of arches checkered, this monument is in an exceptional state of preservation. Historic Monument in 1896, the work of transition between ancient art and the art of the Middle Ages is a rare witness to the Carolingian period. It houses the sarcophagus of the saint of the city. At the site of the monastery buildings, the priory and its rooms host temporary exhibitions.
Adjoining the abbey, the herb garden, inspired by the famous map of St. Gallen, includes educational manner of medicinal, aromatic, ornamental and dye, used by monks since the time of Charlemagne. To help better understanding, each plant is presented on a sign stating its origin and use.
