Since 2017, the Pays de la Loire Region and the Mayenne Department have been studying the heritage of Lassay-lès-Châteaux and the surrounding municipalities. Marion Seure, Inventory Researcher, invites you to share her main findings on the history and architecture of the village. From the castle that protected the territory from the 11th century to the houses of the 18th century merchants, to the ponds and the mysterious wall paintings of the Notre-Dame-du-Rocher chapel, let yourself be guided from square to lane!