Le Château d&#x27;Ô,  Mortrée, Orne, Normandie, France....    www.castlesandmanorhouses.com   ...     An eleventh century fortress stood here. A later castle was constructed by Robert VII d&#x27;Ô (who was killed at Agincourt in 1415), and refurbished over later centuries.  The present château is built on an island in the centre of a lake. The site, rectangular in shape with two towers, contains a courtyard with an upper gallery. It was classified as a monument historique in stages between 1964 and…