Showing posts with label The River Murray. Show all posts
Showing posts with label The River Murray. Show all posts

Tuesday, July 6, 2010

Australian rocks and mountains




Australia is a very flat continent where the average elevation is just 330 meters, the lowest in the world. What Australia lacks in height is more that made up for in the variety, geological age and unique appearance of its mountains and rocky outcrops - some of the oldest and most interesting exposed rocks in the world.