Price list for a visit in French:
20 persons maximum: 120 CHF, more admission tickets.
20 persons maximum, out of hours: 150 CHF, + when is opening cancelled.
Price list for a visit in foreign languages:
20 persons maximum: 150 CHF, + further admission tickets.
Maximum group of 25 people: 4 CHF per person from 10 people.
(Free access for a guide by group of 10 and for a driver)
Languages: French, English, German, Spanish
Compulsory reservation (15 days in advance wished)