Per 15 bought adult tickets, you get one free ticket!
You can order extra tickets in the usual ticketshop.
Attention: normal tickets are not exchangeable. The tickets of the group package are. You can exchange each individual group ticket at the online cash desk of the event.
Each ticket gives you €1 discount on the savings card of Gezinsbond.
That discount will be placed on your card at the entrance.
Visit the rest of the website or facebook for more information.