You might think the Ayres Rock (ULURU) is the biggest Rock in Australia, but it is not. In fact, the biggest Rock in the World sits right in the golden Outback of Western Australia and it is named Mt. Augustus. Mt. Augustus is two and a half time bigger than the more popular Uluru and covers an area of 4800 hectares. While the Uluru is a monolith, the Mt. Augustus is a monocline and rises 717Mtr above the surrounding sand plains, sitting on granite believed a 1650 million years old.* To read more, go to our Website**www.australiannomads1.com/ To go there we choose the KINGSFORD SMITH MAIL RUN ROUTE, which we started in Meekatherra and goes to Carnarvon.