Chateau de Lassalle : a taste of Toscany in South West of France In Gascony, halfway between Bordeaux and Toulouse, in South West of France, all the charm of an 18th century residence in an 8ha park at the heart of a large farm. 17 rooms all different and decorated in a country house style, Gourmet restaurant, the Chateau de Lassalle is the perfect place for a pleasant stay.