The Great Artesian Basin, also known as the "Great Australian Basin", is the world's third largest basin and the world's largest gravity basin. In Australia, is the world's largest gravity basin, located in the eastern part of the Australian mainland. In the Australian rock layer, covered with impermeable layer, the eastern part of the rain, the formation of water, groundwater flow at an annual rate of 11 to 16 meters flowing to the western region. Confined water through the drilling or natural springs and other gushing surface, so the river basin hence the name. The development of animal husbandry in Australia benefited from this unique terrain.