Alligator Gorge (Mt Remarkable National Park, near Port Augusta) has richly coloured red walls and comfortable walking tracks

an old salt encrusted fence line in Lake Hay (about 150kms north of Port Augusta)

a salt bed of a lake waiting for the rains

rainbow coloured Breakaways
(about 35kms north of Coober Pedy)

dried up basin of what was an inland sea 70 million years ago