Can I pre-book using a LEGOLAND Annual pass, Merlin Annual Pass or Merlin Membership Pass? You are required to pre-book a visit using the £1 reservation ticket here. Related articles How can I book a visit to LEGOLAND Windsor Resort with my VIP Merlin Annual Pass? How can I contact you? I bought a LEGOLAND Annual Pass after 20th January 2019 (Off-Peak Saver Pass / LEGOLAND Annual Pass). When can I use it?