Walking with Beasts
In the sea, 36 million years ago the most monstrous mammals can be found.
In the sea, 36 million years ago the most monstrous mammals can be found.
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Three million years ago, Ethiopia was home of the ape-man Australopithecus and the sabre-toothed Dinofelis.
Twenty five million years ago lived the Indricotheres - the largest land mammals of all time.
In the sea, 36 million years ago the most monstrous mammals can be found.
Forty-nine million years ago, the world was heavily forested and birds ruled the planet.
A giant comet heading for Earth is destined to mark the end of the age of the dinosaurs.
Follow a group of plant-eating dinosaurs as they try to survive in an extreme climate.
Fly with a pterosaur on a journey of thousands of miles to his breeding grounds.
Meet the liopleurodon, the biggest of all the carnivores 149 million years ago.
This is the story of one of the largest animals to walk the Earth - the mighty sauropods.
Two hundred and twenty million years ago, one group of reptiles was about to take over the world.
By 280 million years ago, a new group of animals and plants took over - the reptiles.
The Gobi Desert is one of the harshest places on Earth. It is also the world's greatest dinosaur graveyard.
Dr Alice Roberts finds out how the experts put dinosaur skeletons back together.
David Attenborough investigates the discovery of a giant dinosaur find in Argentina.
Once upon a time, 65 millions years ago dinosaurs disappeared forever. But what if they hadn't become extinct?
Iain Stewart shows the impact of salt on the existence of ice ages and the preservation of the dead in Egypt.
Iain Stewart discovers how water has played a role in history, including the fall of the Roman Empire.
Dr Iain Stewart looks at how the rocks of the Mediterranean have shaped human history.
The awesome power of the Tyrannosaurus Rex and the Triceratops are recreated.
The earth split in India 66 million years ago in a disaster that may have caused the end of the dinosaurs.
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