Timetable and opening times May, June, July, August, September 10h - 18h (all day) March and October 10h 13h and 14h -17h April 10h 13h and 14h -18h
Open on holidays (except Mondays). Special opening: Easter Monday and Whitsun and July 14.
Ticket office closes 30 minutes before the closing of the monument.
To know : Groups, visit the Gardens, the Abbey Palace and possible exhibitions throughout the year by reservation in French and English.