Explore details about location Impasse Gustave Flaubert. Impasse Gustave Flaubert is a location situated within the La Roche-sur-Yon alongside other areas such as Passage Konrad Adenauer, Impasse Desiderius Érasme, Rue Voltaire. Additionally, some smaller parts of Impasse Gustave Flaubert include specific areas like Rue de Saint-André adding to the diversity of its landscape.