A collection of five documentaries about the natural world by film-maker Werner Herzog. In ' Encounters at the End of the World' (2007) Herzog travels to Antarctica accompanied only by his cinematographer to explore the unique landscape & history of the world's most southerly continent, & to meet some of the people who live & work there including scientists of various disciplines. ' Grizzly Man' (2005) explores the life & death of amateur grizzly bear expert & wildlife preservationist Timothy Treadwell, who lived unarmed among the bears for 13 summers & filmed his adventures in the wild during his final five seasons. In October 2003, Treadwell's remains, along with those of his girlfriend, Amie Huguenard, were discovered near their campsite in Alaska's Katmai National Park & Reserve. They had been mauled & devoured by a grizzly, the first known victims of a bear attack in the park. ' The White Diamond' (2004) portrays the struggle of an aeronautical engineer who designed & built an airship to fly it over the forest canopies of Guyana. In ' La Soufriere' (1977), Herzog visits the island of Guadeloupe, on which a volcano is about to erupt, & talks to people there who refuse to be evacuated. ' The Flying Doctors of East Africa' (1969) looks at the flying doctors service of the African Medical & Research Foundation in Tanzania & Kenya.