Housed in former stables, the museum contains some fine pieces of silverware: a Mudéjar box, Romanesque evangelary, enamel reliquary from the 14C and a 16C Flemish triptych.

12C building including a hostel for pilgrims, a square funerary chapel that is now the Chapel of the Holy Spirit and a collegiate of relics. The vast buildings have grey walls and blue zinc roofs.

Consecration of this Gothic church that was inspired y the churches of northern France took place in 1219. Under the dais of the main altar, the current symbol of pilgrimage is a Virgin and Child from a 13 or 14C French workshop.