In Sydney you savor unique wildlife and soak up the sun along its many beaches, marvel at famous attractions including the Sydney Opera House, and enjoy the city's friendly, laid back spirit. As the gateway to the spectacularly beautiful Great Barrier Reef, and the Wet Tropics Rainforest, both World Heritage sites, Cairns is Australia's natural jewel. With its near-perfect warm climate and amazing scenery, Cairns is the ultimate location for Australia vacations.