exploring the Sydney Aquarium is a chance to get up close and personal with over 650 different marine species. one of the city's most popular attractions, visitors here can walk through transparent tunnels whilst sharks and various other sea creatures swim overhead. The aquarium is themed around Austarlai's various river and ocean systems, with different segments showcasing the huge variety of marine life. Highlights include the two dugongs, a recreation of the Great barrier reef and it's many fish, coral, crabs and reptiles and a virtual reality exhibit showing us how sea creatures might look in the future. The main attraction here is the sharks. visitors can watch mini sharks being born, get up close on a glass bottomed boat and feed the sharks it's all perfectly safe. it's a great place for everyone to come and the kids especially enjoy feeding the sharks.