Gum trees in a billabong at Rawnsley and the southwest escarpment of Wilpena Pound, the huge natural basin in the Flinders Ranges National Park, South Australia, Australia

Gum trees in a billabong at Rawnsley and the south west escarpment of Wilpena Pound, a huge natural basin, Flinders Ranges National Park, South Australia, Australia

Gnarled tree and east escarpment of Wilpena Pound, a huge natural basin in the Flinders Ranges National Park, South Australia, Australia

River red gum, Eucalyptus camaldulensis, Wilpena Pound, Flinders Range National Park, South Australia, Australia, Pacific

Looking towards the eastern escarpment of Wilpena Pound, a huge natural basin in the Flinders Ranges National Park, South Australia, Australia, Pacific

Gum trees in a billabong at Rawnsley, and southwest escarpment of Wilpena Pound, Flinders Ranges National Park, South Australia, Australia, Pacific

Red River gum tree (Eucalyptus camaldulensis), Wilpena, Flinders Ranges, South Australia, Australia, Pacific