Jon Muir is an adventurer who has traveled to both the North and South Poles, and scaled Mt. Everest. For his latest project, he returns to his native Australia with the goal of walking across the entire country from north to south. Not only that, he plans on making the journey with no navigational technology and no supplies, bringing only a camera and his loyal dog with him. Along the way he must overcome personal tragedies, dangerous weather, and many health problems to reach his goal.