
Walking with Dinosaurs
A look at the scientific work which went into the reconstruction of Big Al the Allosaurus.

A look at the scientific work which went into the reconstruction of Big Al the Allosaurus.

Scientists study the perfectly preserved remains of an adolescent allosaurus they call "Big Al."

Nigel Marven is on the trail of the dinosaur with the biggest claws of all time.

Imaging technology and scientific collaboration depict dinosaurs in the wild.

The Hittites ruled a mighty empire, but their civilisation disappeared.

A journey to the Lambayeque Valley in Peru to find the forgotten ruins of 250 mysterious pyramids.

The mystery surrounding the Egyptian city of Piramesse, built by Ramesses the Great.

Our ancient powers have endured for centuries, but destruction is close at hand.

In an unruly world, our ancient powers must lead their people and create ways to govern.

Our ancient powers must use all their strength to defend their people and conquer land.

The ancient powers must get rich by trading their treasures and monetizing their assets.

In an unpredictable world, our ancient powers must lay down their foundations.

In a brutal world where nature is both friend and foe, our ancient powers take shape.

Scientists to try to determine whether Tyrannosaurus Rex or Triceratops would win a fight.

Alice Roberts journeys 40,000 years back in time on the trail of the great beasts of the Ice Age.

High in the mountains of Transylvania, a cave sealed for centuries reveals a fight to the death.

Professor Alice Roberts is on the trail of Ice Age beasts, including the saber-toothed cat.

Dinosaurs are extinguished by an asteroid in prehistoric Idaho.

Dinosaurs thrived during springtime when ferns and evergreens reappeared in the polar forest.

Prehistoric flying reptiles.