This attraction needs no introduction... one of the Seven Wonders of the World, the largest living organism in the world and it has its very own postcode. The Great Barrier Reef begins south at 1770 and extends north of Cairns to Cape York but Cairns has forever been the most popular access point to the Reef. Day & Overnight Boat trips depart Cairns daily. You can choose from Snorkelling, to an Introductory Scuba Dive to any PADI Scuba courses.