Saint-James castle. Nogent-le-Rotrou is the capital of the Perche region, which separated Normandy from the French kingdom in the middle ages. A first wooden… Keep, 11th century. Keep, 11th century. Keep, 30m tall, 16x26 meters. Keep, 30m tall, 16x26 meters. Keep, 30m tall, 16x26 meters. Towers from the early 13th century. Saint-Georges tower, early 13th century. Louis XIII pavilion, 15th and 17th centuries. Saint-Georges tower, early 13th century. Museum Labels