In this exceptional place have been gathered important collections concerning archaeology, history, the ethnography and the popular art from Lower Brittany. The museum covers the countries of Cornwall (Cornouaille), of Leon and Petit Trégor. Here is presented a significant set of the way of life and of the creative genius from Bretons of the western part of the Armorican peninsula. The patrimony conserved in the museum is unique and is composed of costumes, popular furniture, ceramics from Quimper, and also prehistory.
The visitor follows an impressive itinerary which ends in the colourful enchantment from the cornwall costumes from the last century. It is without exaggerate a true ethnographic treasury that each year several international specialists from the history of costume came to study.