The Tropic of Cancer runs through the main island of South Australia, so the Tropic of Cancer square, located in Qing'ao, at the easternmost end, has undoubtedly become one of the landmarks of South Australia. Facing the sea, it is a great place to be in a daze or enjoy the scenery. At the same time, it is also a large number of tourists staying in the area, like water activities can also be addicted here, there are water motorcycle rental.