For the first time in movie history, audiences will truly see and feel what it was like when dinosaurs ruled the Earth. Meet dinosaurs more real than anyone has ever seen and take off on a thrilling prehistoric adventure, where Patchi, an underdog dinosaur, triumphs against all odds to become a hero for the ages.

Littlefoot has witnessed an amazing sight: a stone of cold fire that fell through the night sky and landed somewhere in the Smoking Mountains. But Littlefoot is the only one in the Great Valley who saw the stone and he can't find anyone who believes him.