The chateau also houses Stras ? ­ bourg 's Mus ? ? e des Beaux-Arts , noteworthy for its Giotto Cru ? ­ ci ? ­ fixion , Raphael 's La For ? ­ na ? ­ rina , and the remarkable somber realism of Watteau 's L 'Ecureuse de cuivre .
The chateau doesn 't contain any rare or old artwork .