If I visit for last admission, how long will I have in the attraction? Last admission is 1 hour before closing - therefore you would only have 1 hour to explore our attraction. Related articles How does the time slot system work and what time should I turn up? How long does it take to go around SEA LIFE Manchester? Will I have to queue to get into SEA LIFE Manchester? Can I bring a camera into SEA LIFE Manchester? Do you offer a Combination Ticket for both SEA LIFE Manchester and LEGOLAND Discovery Centre Manchester?