Groupes (minimum 20 pers.)
We suggest to guide groups of adults and pupils on booking towards the discovery of an unusual phenomenon and a singular know-how: the Petrification handicraft.
School groups: that both pleasant and educational tour will allow pupils to learn in the real how some geological phenomenon turns rainwaters into remarkable springs.
Group fare 2023
7€/adults – 4,5€/children
Free for their guide and coach driver
Guided tour of about 1 1/4 hour
It is possible to obtain a guided tour in English or German only on pre-booking.