S1·E2 – Episode 2

Francis Pryor concludes his investigation into Celtic Britain, asking why the Romans perceived such a threat from Druids when more critical events were occurring in East Anglia as Boudicca led a bloody revolt. Pryor travels from Stonehenge to Orkney in search of answers, reinterpreting the meaning of stone circles as he explores the invaders' fascination with the ancient druid religion.