From June 15th to September 14th on Wednesday at 5pm.
Once a week nature naturalist walks by night with star discovery on Wednesday August 1st, 15th and September 12th at 9pm.
Guided tour: 5€. 12/18 years old: 3€. Free for childs under 12 years.
Naturalist walks by night: 8€. 12/18 years old: 5€. free for childs under 12 ans.
On reservation only.