Travel back in time 220 million years and go face to face with the wildest creatures ever to walk the Earth: Dinosaurs! For 155 million years, dinosaurs ruled the world, and Prehistoric Planet's state-of-the-art CGI and digital effects make you an eyewitness to their unbelievable reign. Follow the life span of a herd of giant Diplodocus from birth to adulthood, and watch them grow into the most massive animals ever to roam the planet. Hunt with a pair of Utahraptors as they stalk a herd of Iguanodon. Soar 9,000 miles with Ornithocheirus, a flying giant with a wingspan as big as an airplane. See Coelophysis, Allosaurus, and the king of all Dinosaurs, T-Rex, and watch them battle for survival in a wild and dangerous world, millions of years ago!