Castles and manor houses in the arrondissement of Les Sables-d'Olonne

Explore the architectural heritage of Vendée through its diverse collection of fortifications and residential estates. This selection features medieval strongholds like the octagonal ruins of Commequiers and the coastal Vieux-château de l'Île d'Yeu, alongside Renaissance gems such as Château de la Guignardière. From the 12th-century keep at Noirmoutier to the historic manor houses of the inland countryside, these sites illustrate the region's strategic history and noble architecture.