[待更新] Cairns and the Great Barrier Reef represents some of the finest and most exotic scuba diving and snorkelling in the world. Whether your interests lie with dive courses, diving and snorkelling day trips, live aboard cruises and extended diving expeditions to the Ribbon Reefs and Cod Hole, learning to dive, or advanced diver training for certified divers, North Queensland's Great Barrier Reef, and Diving Cairns, can meet all of your diving holiday needs.scuba diving holiday on North Queensland's Great Barrier Reef. Diving Cairns is an onweb travel ag...