Set out from Cairns and head deep into the waters of the Great Barrier Reef. This tour is for certified divers who want to explore this renowned UNESCO World Heritage site's unique diving spots. If you are an experienced diver wanting the opportunity to explore the aquatic treasures of the Great Barrier Reef, then this tour is perfect for you. Put your SCUBA skills to good use as you dive in the warm waters of Cairns. This tours gives you the option to visit 2 or 3 diving spots within the area and includes a buffet lunch on board the ship.