Located in the heart of Darling Harbour, SEA LIFE Sydney Aquarium is an underwater journey of amazing discovery with 12 extraordinary themed zones. Meander through the Jurassic Seas, Great Barrier Reef, Bay of Rays and Dugong Island (just to name a few), then, immerse yourself in the underwater world of Shark Valley, the majestic ocean tunnel walk-through.
https://www.sydney.com/destinations/sydney/sydney-city/darling-harbour/attractions/sea-life-sydney-aquarium