Autonomous walk in 7 wash houses of the Ourcq valley between Crouy-sur-Ourcq and Ferté-Milon. Visit of wash houses and ephemeral artistic installations, animations (show, concert). Possible bike ride from station to station. Collective picnic from the bag. List of washhouses: Crouy-sur-Ourcq (reception, starting point), Neufchelles, Mareuil-sur-Ourcq-centre (concert, group picnic), Fulaines, Marolles-centre (show), Précy-à-Mont-centre, Précy-à-Mont-Port-Nimier (concert, end pot). Detailed program on FB: https://www.facebook.com/associationYAKA/? locale=en