Trama
The history of our planet is epic from its birth out of cosmic rubble to the unique complex of land, sea, atmosphere and life we know now. See how water was transported to Earth's surface inside millions of meteors. Through CGI re-creations, meet the inhabitants of Earth over the ages, from slimy mats of algae to the great dinosaurs and the ancestors of mammals and humans. Read more: http://channel.nationalgeographic.com/episode/earth-making-of-a-planet-4920/Overview#ixzz1LCzoF7C0