Snorkelers float on the ocean surface over a coral reef. Inlay carving

Snorkelers float on the ocean surface over a coral reef. Inlay carvingSnorkelers float on the ocean surface over a coral reef. Vava'u Island Group, Pacific Ocean, Oceania, Kingdom of Tonga.

Two sisters play in an outback billabong on a scorching hot day

An antique hand drill used for turning wood in a remote homestead

Ramlat al-Wahiba

A remote desert track passes over the crest of a red coastal sand dune Francois Peron National Park

I worked with Critically Endangered Sumatran Tigers on a global breeding program with major conservation institutions

Rock formation under a clear sky in Uluru National Park

A western lowland gorilla plays in the grass

Koala in tree

The smooth ocean surface off the continental shelf in New South Wales

A colorful yellow road sign warns of danger from Nile Hippopotamus

Petrified fossilised tree stumps immersed in a remote coastal lagoon

A rare alpine dingo behind a chain link fence