Can I renew my Waterpark Annual Pass? We no longer sell renewals or new Waterpark Annual Passes. Tickets for one day admission to the Waterpark can be purchased here Related articles Is the Alton Towers Waterpark included with my Merlin Annual Pass? Can I buy a Waterpark Annual Pass? Do you offer a Rainy Day Guarantee? Is my Alton Towers Annual Pass still valid? How can I book a visit to Alton Towers Resort with my VIP Merlin Annual Pass?