Learn more about the world of dinosaurs who roamed the planet millions of years before people.

A world of dinosaurs -- Ankylosaurus -- Archaeopteryx -- Compsognathus -- Deinonychus -- Diplodocus -- Eoraptor -- Iguanodon -- Oviraptor -- Sauroposeidon -- Stegosaurus -- Triceratops -- Tyrannosaurus rex.