The Heart, a reef formation part of Hardy Reef, Great Barrier Reef Published November 30, 2016 at 668 × 1280 in Airlie Beach: Whitsunday Islands and Hardy Reef Aerial shots The Heart, a reef formation part of Hardy Reef, Great Barrier Reef, Airlie Beach, Queensland, Australia The Heart, a reef formation part of Hardy Reef, Great Barrier Reef, Airlie Beach, Queensland, Australia