Disc 1. Volcanoes 1 x 50:00 min We travel to the city of Banos, in Ecuador, which lies in the shadows of the deadly volcano, Tungurahua, 'The Black Giant'. It erupted before, killing 19 people, and now a handful of researchers, armed with state of the art equipment, are racing to save lives. They know that when this volcano erupts, the people of Banos will have only three minutes to get to the safety zone. But will they heed the warning signs? Disc 2. Avalanches 1 x 50:00 min The avalanche is one of the most frightening and destructive forces in nature, with over one million rumbling down the world's mountains every year. But revolutionary technologies promise to keep victims alive long enough to be rescued from frozen tombs. Across the globe, scientists have stepped up the pace in avalanche research, to unravel the complex dynamics of violent snow. Dics 3. Planet Storm 1 x 102:00 min Imagine a single storm consuming the entire earth, or an interplanetary storm devouring the whole solar system. Apocalyptic weather reigns on other planets in our solar system, but until now has never been experienced by man. Planet Storm explores Mars raging dust storms, Jupiter's Great Red Spot and the extraordinary atmosphere of lo. We brave these titanic tempests, witness their awesome size and monstrous power and see them recreated back on earth.