How far is SEA LIFE Melbourne Aquarium from LEGOLAND Discovery Centre Melbourne? SEA LIFE Melbourne is located on Southbank and is approximately 16km away. Related articles If I have purchased a Melbourne Big Ticket, do I have to visit SEA LIFE Melbourne on the same day? What is a Melbourne Big Ticket? How can I get to LEGOLAND® Discovery Centre Melbourne by bus? Do you offer a family discount for tickets? Can I change the date/time of my booking?