Earth is an incredible, exceptional planet with an amazing life story full of cataclysmic disasters, eleventh-hour coincidences that save it from extinction, and an astonishing power to continually regenerate. Uses breathtaking footage and special imaging to tell the story of the great forces that shape the planet - volcanoes, the ocean, the atmosphere and ice. Traveling from Ethiopia's unique lava lake to an ice cave under a glacier in Greenland...