Château d'Anet
On April 3, 1548 he was a named architect of the King by Henry II. For a period of eleven years, he supervised all of the King's architectural projects, with the exception of changes to the Louvre, which were planned by another royal architect, Pierre Lescot. His major projects included the Château de St Maur-des-Fossés, the Château d'Anet, the Château de Chenonceau in the Loire Valley; the royal Château de Madrid in the Bois de Boulogne; the Château de Vincennes, and major modifications to the Palace of Fontainebleau.