Behind-the-scenes look at Walking With Dinosaurs, which recreates a lost world of dinosaurs using sculpture, animatronics and computer graphics. Show more

Animated documentary about the life of the prehistoric carnivore Allosaurus. This programme goes back 145 million years to tell the story of Big Al's life - the fast and furious life of a dinosaur. Show more

Second part of the animated documentary about the prehistoric Allosaurus. This part looks at the scientific work which went into the reconstruction of this carnivorous dinosaur Show more

What manner of creature lived in the Gobi Desert 75 million years ago, weighed 5 tonnes and possessed metre-long claws? Zoologist Nigel Marven travels to the Mesozoic period to meet Therizinosaurus. Show more

Time-travelling zoologist Nigel Marven continues his CGI enhanced journey through the prehistoric marine world. A visit to the Pliocene era provides an encounter with a giant shark called a Megalodon. Show more

First programme with this trilogy about dinosaurs, zoologist Nigel Marven time travels to visit deadly creatures of the prehistoric oceans including sea scorpions, giant squid and placoderms. Show more

Nigel Marven visits the Jurassic period where the scary Liopleurodon holds sway, and then on to the Cretaceous to see "Hell's Aquarium". Show more

Documentary series using computer animation technology to simulate dinosaurs and their world. This programme looks back over two hundred million years. Show more

Presenter Nigel Marven walks alongside the biggest dinosaurs that ever lived, providing a sense of perspective as he journeys through the Land of Giants.

Documentary series which uses CGI to simulate dinosaurs and their world. This episode looks at an ocean world ruled by marine reptiles such as ophthalmosaurus and liopleurodon. Show more

Documentary series using CGI technology to simulate dinosaurs and their world. Some delicate plant-eating dinosaurs called Leaellynasaura struggle to survive in the Antarctic. Show more

Series in which the lost world of dinosaurs is recreated using the latest technology. The story begins 220 million years ago, when the first dinosaurs emerged. Show more

Oxfordshire was under water in the late Jurassic period, 149 million years ago, and the world was ruled by awesome marine reptiles such as Ophthalmosaurus Show more

It is the late Cretaceous period and Tyrannosaurus rex is the top predator; but the Earth is poisoned by volcanic activity and a comet strikes. Show more

The early years of a female Diplodocus in the Jurassic period. Also, the enormous Brachiosaurus and the flying reptile Anurognathus. Show more

Series in which the lost world of dinosaurs is recreated using computerised animation and animatronic puppets. A herd of Leaellynasaura struggle to survive at the South Pole. Show more

The skies of 127 million years ago were dominated by huge flying reptiles. This episode follows a pterosaur on an extraordinary flight to its breeding grounds. Show more