Olonne-sur-Mer

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Olonne-sur-Mer is a former commune in the Vendée department in the Pays de la Loire region in western France. On 1 January 2019, it was merged into the commune Les Sables-d'Olonne. It is home to the basketball team Pays des Olonnes Basket, which plays its home games at the Salle Beauséjour.