Mer et Demeures: sea view and waterfront real estate for vacation rentals on meretdemeures.com. Seaside real estate for Vacation rentals in ASCAIN - CÔTE BASQUE. Find all the sea view real estate offers for rental in ASCAIN - CÔTE BASQUE, as well as prestige properties for seasonal rentals, high standing apartments with sea view for rent, houses and luxury beachfront villas in ASCAIN - CÔTE BASQUE.