From 11/01 to 03/31First Sunday of each month : 2 pm - 6 pm.Third Sunday of each month : 2 pm - 6 pm.From 04/01 to 06/30 and from 09/01 to 10/31Saturday : 2 pm - 6 pm.Sunday : 2 pm - 6 pm.From 07/01 tot 08/31Monday : closed.Tuesday : 2 pm - 6 pm.Wednesday : 2 pm - 6 pm.Thursday : 2 pm - 6 pm.Friday : 2 pm - 6 pm.Saturday : 2 pm - 6 pm.Sunday : 2 pm - 6 pm.Last departure at 5 pm with audio guides.