The Druids and the Arthurian legends are all most of us know about early Britain, from the Neolithic to the Iron Age (4500 BC-AD 43). Drawing on archaeological discoveries and medieval Welsh texts like the Mabinogion, this book explores the religious beliefs of the ancient Britons before the coming of Christianity, beginning with the megaliths--structures like Stonehenge--and the role they played in prehistoric astronomy. Topics...