In the footsteps of the discoverers
Relive step by step, in the old abandoned galleries, the underground adventure of those who discovered and explored these caves from the prehistory onwards until now. Reservation compulsory.
- When ? French visits : Saturday 07 April, 23 June, Thursday 5 July, 12 July, Saturday 21 July, Thursday 02 August, Saturday 18 August, Wednesday 29 August, Saturday 15 September and 06 October
- Dutch visits : Saturday 19 May, 14 July, Thursday 26 July, Wednesday 8 August, 22 August and Saturday 20 October
- At 18:00 – Duration of the visit: 2h15
- Tickets: 18€/ad; 15€/senior citizens, teenagers; 11€/children