Monday to Friday, 09.00 - 12.00 a.m.
(without visit of the museum)
Monday to Wednesday and Friday to Saturday,
13.30 - 17.00 p.m. (combined with the visit of the museum)
Opening hours on request
Closed on Sundays and public holidays.
The reservation of the grotto in advance is essential. Please call us for reservation during our office hours from Monday to Friday, 08.00 - 12.00 a.m. and 13.30 - 17.00 p.m. Phone +41 56 424 20 60.
Or send us an e-mail with your desired date.
Please use the contact form below.
Entrance fee of the grotto:
CHF 5.- for adults, children under 6 years free of charge.
Entrance fee of the grotto and museum:
CHF 16.- for adults, children under 6 years free of charge.
We hope to see you soon.