Experience animal conservation in action at Manly SEA LIFE Sanctuary and take an active part in the attraction's rescue, breed and protect program. . Across three levels, visitors have the chance to interact with a wide variety of marine life, as well as see the Penguin Cove, where you can discover a colony of Manly's iconic little penguins. With an abundance of incredible marine life, from cuttlefish, lionfish, baby sharks, seahorses to octopuses, there is so much to see at Manly SEA LIFE Sanctuary. Manly SEA LIFE Sanctuary is also home to the original Shark Dive Xtreme, where guests can take the plunge with huge sharks, giant stingrays, turtles and thousands of fish. Shark Dive Xtreme is suitable for experienced and first time divers - no experience is required! Shark Dive Xtreme is without doubt top of the list of things to do in Sydney.