This set is exclusive to the Discovery Channel Store.More than five years in the making, Planet Earth redefines blue-chip natural history filmmaking and continues the Discovery Channel mission to provide the highest quality programming in the world.Award-winning actress and conservationist Sigourney Weaver narrates this 11-part series. You'll be amazed by never-before-seen animal behaviors, startling views of locations captured by cameras for the first time and unprecedented high-definition production techniques.Features:11 episodes and bonus materialsA behind-the-scenes look at the equipment, technology and danger that went into the making of this incredible seriesBehind-the-scenes featurettes on each episode Bonus disc featuring "The Future" documentary - a three-part companion series revealing the vulnerability of the natural history of earth.Pole to PoleFollow the sun as it touches the lives of creatures across the planet, bringing a fresh understanding of how the world is interconnected. From African herds migrating hundreds of miles in search of water to desperate animal hunts, Pole to Pole examines how the seasons produce the greatest spectacles on Earth. MountainsTour the planet's mightiest mountain ranges and meet the rare animals that inhabit them. From a never-before-seen hunt by snow leopards on the treacherous slopes of the Himalayas to a family of pumas struggling to survive the unstable weather of the Andes, Mountains reveals life on the planet's highest peaks. Deep OceanExplore the depths of the planet's oceans and discover some of this mysterious world's most spectacular species. From light shows performed by squids to the blue whale, the largest animal to ever exist, Deep Ocean investigates the waters that cover two-thirds of the Earth's surface yet remain largely unknown. DesertsVoyage to the world's harshest environments and learn how life manages to keep a precarious hold in every desert. From the llama-like guanacos of Chile's Atacama Desert that survive by licking dew from cactus spines to lions that scour arid Namibia for antelopes, Deserts unravels the secrets behind survival in unimaginable conditions. Ice WorldsVenture to the poles of our planet and find the harshest wild lands, where seasonal change is extreme. From emperor penguins which defy the coldest conditions on Earth to the polar bear that emerges from hibernation with her new cubs, Ice Worlds explores an ecosystem in which few could survive. Shallow SeaDive into the planet's shallow waters where sunlight reaches the seabed and find an explosion of life. From the rarely seen cooperation between snakes and fish hunting for food to the journey of a humpback whale and her newborn calf traveling thousands of miles in search of food, Shallow Seas explores the rarely seen sights of the world's mighty oceans. Great PlainsTrek to the Earth's largest land habitats, where vast open spaces play host to the biggest groups of animals in the world. From the 2,000 mile