David Noton / Murchison River Gorge, Kalbarri National Park, Western Australia, December 2015.

David Noton / First light on the bush at Ross Graham Lookout, Murchison River Gorge, Kalbarri National Park, Western Australia, December 2015.

David Noton / Hawk's Head lookout over the Murchison River gorge, Kalbarri National Park, Western Australia, December 2015.

David Noton / Hawk's Head Lookout over the Murchison River gorge, Kalbarri National Park, Western Australia, December 2015.

David Noton / Murchison River gorge from Natures Window, Kalbarri National Park, Western Australia, December 2015.

Oliver Geiseler/ BIA / Shoebill (Balaeniceps rex), Murchison Falls National Park, Uganda

Oliver Geiseler/ BIA / Shoebill (Balaeniceps rex), Murchison Falls National Park, Uganda

Graham Eaton / Stone Curlew or Spotted Thicknee (Burhinus capensis) at dry watering hole. Murchison Falls National Park, Uganda, Africa. April.

Simon Colmer / Olive Baboon (Papio anubis) faeces, Murchison Falls National Park, Uganda.

Andy Trowbridge / View across Lake Orbel and up Takahe Valley to the Murchison Mountains. Taken from the outlet, Tunnel Burn, Lake Orbell, Fiordland National, Park, Southland, New Zealand, May 2005

Andy Trowbridge / View across Lake Orbel and up Takahe Valley to the Murchison Mountains. Lake Orbell, Fiordland National, Park, Southland, New Zealand, August 2005

Hiroya Minakuchi / Murchison River gorge, Kalbarri National Park, Western Australia, Australia