Unfold the story of nature - from the dawn of life to the present day - with this beautifully illustrated,10-foot-long timeline! Created in association with the American Museum of Natural History, this amazing timeline includes hundreds and hundreds of illustrations and captions. Witness the emergence of multi-cellular life, the colonization of the land, the reign of dinosaurs, mass extinctions, and the migration of mammals - all leading to a world populated by more than 7 billion people today. This giant wallchart is specially designed to be unfolded and makes a spectacular display for any library, bedroom, classroom, or anywhere curious people dwell. What on Earth? Posterbooks are fully laminated for extra durability and are easy to mount on a wall.