Cave painters scraped their colors from rocks, but later civilizations used rocks to broaden their palettes.
Dr Stewart reveals how rocks inspired the Egyptians to build pyramids and the Romans to build perfect circles.
Dr Iain Stewart reveals how earthquakes have created a network of cracks in the ground.
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.
How attention turned from civilization and kings to the search for the common man.
Richard Miles traces the battle-scarred career of Alexander the Great.
Richard Miles explores the power and the paradox of the 'Greek Thing'.
Richard Miles looks at the winners, losers and survivors of the great Bronze Age collapse.
Richard Miles traces the roots of civilization in Iraq, Syria, Egypt, Anatolia and Greece.
This episode's featured species are the leaellynasaura and the tyrannosaurus.
This episode's featured species are the opthalmosaurus and the ornithocheirus.
This episode's featured species are the coelophysis and the diplodocus.
David Attenborough explores why dinosaurs vanished while reptiles like crocodiles and turtles survived.
A look at the scientific work which went into the reconstruction of Big Al the Allosaurus.
Our ancient powers have endured for centuries, but destruction is close at hand.