Under the arches of the Cloister of Saint-Spire, visitors can listen to the echoes of 900 years of history. Along the banks of the Essonne, the former mills are a reminder of the town's rich milling tradition. And why not push on further afield to Barbizon, Fontainebleau, Milly-la-Forêt or Vaux-le-Vicomte…