1. Age of Iron

Diving for 3,000-year-old treasure and pot-holing through an ancient copper mine he discovers how a golden age of bronze collapsed into social and economic crisis set against a period of sharp climate change... eventually to be replaced by a new era, of iron.

3. Age of Invasion

Neil Oliver explores the remains of brutal Iron Age battles and Celtic rebellion as he reaches the moment when Celtic Britain was ripped apart by the world's great empire - the Roman army.

4. Age of Romans

Neil Oliver completes his epic journey through thousands of years of ancient history with the modern marvels of Rome. Digging beneath a London tower block, discovering building work from a massive stadium, and encountering the remains of an African woman who lived in York 1800 years ago - all evidence of the extraordinary multicultural modern world of Rome.