Can this be completed when the attraction is closed and no other guests are around? The experience is available every Wednesday at 14.30 and must be booked at least 7 days in advance. Related articles What's included in the Proposal Experience? I am not sure if my payment went through? Can I change the name on my booking? Do you offer a carers ticket for the snorkelling with sharks experience? Can I feed the turtles at SEA LIFE London?