The Great Barrier Reef is blessed with the breathtaking beauty of the world's largest coral reef and it contains an abundance of marine life. A visitor can enjoy many experiences including snorkelling, semi-submersible, bare boats (self-sail), glass-bottomed boat viewing and swimming with dolphins. Moreover The Great Barrier Reef is one of the seven wonders of the natural world and it is larger than the Great Wall of China and the only living thing on earth visible from space.