July - Aug:
Open daily except Monday: 10:00 am - 3:30 pm
(Tours are held every half an hour, with guide only and minimum number of visitors is two.)
Sep - June:
Pre-booked tours only of minimum four people. Call Mon - Fri: 7:30 am - 4:00 pm.
Children 6-19, Students, Seniors: €1
Children under 6, Seniors 70+: Free
(2 parents + max. 4 children under 14): €4