From Auvers-sur-Oise the impressionist to Roche-Guyon, passing through Ecouen without forgetting Enghien-les-bains, the unique thermal spa of île-de-France and the two regional natural parks.
All year round between 9 am and 6 pm. Closed exceptionally on January 1st, Easter Monday, Feast of the Ascension, May 1st, May 8th, July 14th, August 15th, November 1st, November 11th and December 25th.