Randonnée à thème – Les 3 châteaux des "Du Deffand" et l'histoire de la marquise Du Deffand et du siècle des Lumières

A one-day loop with picnic; the story of the Marquise du Deffand, the Age of Enlightenment and the salons are told throughout the route which goes from the Château du Tremblay (Fontenoy), to the Château du Deffand (visit of the exteriors) then to the Château de Lalande and back. Distance 20 km.