What is the LEGO prize inside the treasure chest? Kids will love the welcome treasure chest with LEGO prize. All prizes are intended to be a surprise. There is no particular theme. Was this article helpful? Related articles Are the shows included in my Castle hotel accommodation price to LEGOLAND California? How do I reserve my pool time slot? Can I bring my own stroller, ECV or wheelchair into LEGOLAND Castle Hotel? What are my Castle hotel benefits? What amenities are available at the Catsle Hotel?