An entertaining documentary look at dinosaurs with Emmy Award-winning special effects, feature film clips and stills, commentary by leading paleontologists of the time, and an on camera as well as voice-over narrative by Christopher Reeve. Shot on location in Los Angeles and New York at the American Museum of Natural History

Dallas Campbell delves in to the Horizon archive to discover how our ideas about dinosaurs have changed over the past 40 years. From realising that lumbering swamp dwellers were really agile warm blooded killers, astonishing new finds, controversial theories and breakthrough technology have enabled scientists to rethink how they lived and solve the mystery of their disappearance. And they can even reveal whether dinosaurs might still be with us today.