1) children measuring over 1 m up to the age of 17 included, pupils up to the age of 21 having a valid pupil's ID, students having a valid student's ID
2) A family can be regarded as one or both parents with their biological or adapted children and grand-children
3) birthday party at least 2 children, the birthday child has free entrance! Group of at least 10 persons, whereas per
10 underaged visitors one full aged chaperon has free entrance.