I'm an Annual Pass Holder. Do I need to book? No need to book, just turn up and head to the pre-booked tickets entrance on the day of your visit. Related articles I'm an Annual Pass Holder and I'm bringing a non-pass holder. Do they need to buy a ticket? How do I book a time slot with my Merlin Annual Pass? Can I upgrade my ticket/SEA LIFE Orlando Aquarium Annual Pass to a Merlin Annual Pass? Are there any restriction dates for using my Merlin Annual Pass at SEA LIFE Orlando Aquarium? How do I book tickets online?