CHATEAU DE CHENONCEAUX . . . . . . (FRANCE, CENTRE-VAL DE LOIRE, INDRE-ET-LOIRE, TOURS, BLERE, CHENONCEAUX). . . . . . The Château de Chenonceau is a magnificent castle and palace near the village of Chenonceaux, in the Indre-et-Loire area of the Loire Valley in France. It was built on the site of an old mill on the River Cher, in the 11th century.