Wild Australia with Ray Mears: Wetlands – episode 2. Australia is a wonderfully diverse and expansive landscape giving home to some of the most amazing creatures on Earth. In this episode Ray heads over to the countries wetlands which are located in the Northern Territory, one of the most isolated parts of Australia to witness ancient traditions and come face to face with a massive giant saltwater crocodile. Australia is full of completely opposing extreme environments and the wetlands are proof of this.