With the treasury of the Great Barrier Reef, Cairns is popularly known for its marine life exploration experiences. Some popular dive sites in the Cairns area include the Agincourt Reefs, Cod Hole, Ribbon Reefs, Osprey Reef, Temple of Doom, Green Island, Fitzroy Island, and the list can go on. Home to a wide variety of coral, fish, turtles, and dolphins, these locations offer a wide range of diving experiences for visitors, from shallow coral gardens teeming with colorful fish to deep, remote reefs home to an array of marine life.