1 ) park access is 4,50€ for adults but with a group it depends of the number of persons :
- 4,00€ for groups from 10 to 14 persons
- 3,00€ for groups from de 15 to 29 persons
- 2,50€ for groups from de 30 to 39 persons
- 2,00 € for groups with more then 40 persons
Price per person, valid all year long except during belgian school holidays.
2 ) Pass reduction: 6,5 € with the Grottes de Hotton , Parc Chlorophylle, Riveo and the Castle and the wild park of La Roche.