Kings Canyon; Northern Territory, Australia

Chambers Pillar; Northern Territory, Australia

Billabong at sunset; Northern Territory, Australia

Alice Springs, Central Australia; Northern Territory, Australia

Chambers Pillar, Central Australia; Northern Territory, Australia

Yellow Water, Kakadu National Park; Northern Territory, Australia

Uluru during the rain, Central Australia; Northern Territory, Australia

Port Essington, Garig Gunak Barlu National Park; Northern Territory, Australia

The sprawling beaches of Arhemland, near Gove; Northern Territory, Australia

Aerial view over the west McDonnell ranges, Central Australia; Northern Territory, Australia

Eucalyptus trees at Ayer's Rock in Uluru-Kata Tjuta National Park; Northern Territory, Australia

Photographing Uluru, formerly known as Ayers Rock; Northern Territory, Australia

Tourist Observing Rock Formation At Watarrka National Park, Northern Territory, Australia

The Large Domed Rock Formations Of The Olgas, Northern Territory, Australia

Ayers Rock, Australia

Tourist at Kings Canyon; Northern Territory, Australia

Ayers Rock, Australia

Climbers On Ayers Rock, Northern Territories, Australia

Tourists walking up Uluru, formerly known as Ayers Rock; Northern Territory, Australia

Ayers Rock, Australia

Tourist at Kings Canyon; Northern Territory, Australia

Tourists watching people climb Uluru, formerly known as Ayers Rock; Northern Territory, Australia

Antique Illustration (wood engraving) of a Circular Mountain Scene, "Giant's Gap" (location: Sierra Mountains, near Lake Tahoe in Northern California)

A saber-toothed cat leaps at a grizzly bear on a mountain path.

Landscape of trees and rock with mountains in the distance; Northern Territory, Australia