The Tour de l’Horloge is open 6 days a week (close on Saturday) 

 from 1st April to 19th september : 2.00 pm to 6.00 pm

Open also on February and October Holidays (check by phone before) 

 July and August : 10.30 am to 6.30 pm  non stop. 7 days a week.

 For groups, open all the year with booking.