The Opal mining town of Coober Pedy lies on the Stuart Highway in South Australia's remote north. Stay underground at one of the many motels or above ground at a caravan park. There is also underground dining or a local of the Famous John's Eatery for the best Pizza ever. Take a short drive out to amazing landscape of The Breakaways a once inland sea, you may be lucky enough to stumble across some opalised sea shells.