1. Reef

Ray Mears journeys to the Great Barrier Reef, where he encounters a humpback whale calf.

2. Wetlands

Ray Mears explores Arnhem Land, a vast wilderness in the north east of the continent.

3. Bush

In Victoria, Ray tracks down two Australian icons - the kangaroo and koala.

5. Coast

Ray takes to the seas in search of unique species like the weedy sea dragon, dolphins, penguins, and Australian fur seals.

6. Desert

Ray flies past the red rock mass of Uluru in a helicopter, camps under the stars and meets a variety of marsupials.