Immersed in the northern frontier of the famous Great Barrier Reef, enjoy a full-day snorkelling and sailing adventure aboard a luxury sailing catamaran. Swim through the flawless blue waters of Mackay Coral Cay on your guided snorkel tour with a marine biologist to admire the kaleidoscopic array of aquatic creatures who live in this unspoilt section of the outer reef. From snorkelling equipment, coach transfers, to a fabulous tropical buffet lunch and glass bottom boat viewing, every aspect of your day is taken care of with this intimate adventure experience at one of the world’s greatest natural wonders.