The Great Victoria Desert is one of Australia’s hidden treasures - a vast sand dune and sand plain desert - the largest in Australia. Its area is shared equally by the States of South and Western Australia, north of the Nullarbor Plain and south of the Musgrave Ranges, and is bounded on the west by Laverton and the goldfields and to the east by Mabel Creek Station due west of Coober Pedy and the Stuart Highway. This tour commences is Coober Pedy and travels along the Ann Beadell "Highway" to the goldfields of Western Australia. It returns across seldom trafficked tracks along the northern Nullarbor and visits Maralinga Atomic Site.