Best dinosaur trackway sites in the world at Lark Quarry. Over 3000 individual footprints are preserved on a trackway surface, roughly the size of a tennis court. It is the most concentrated set of dinosaur footprints in the world.
Coober Pedy - What makes it unique: This Australian city is completely underground and has been given the informal title of The Opal Capital of the world. Visit one of the many underground mines, just be careful not to tumble down any shafts!