Presenter Simon Thurley, Director of the Museum of London, presents Britain from the air: an overview of Christian history. - Pagan worship sites become Christian. - The Normans build churches and cathedrals. - The Reformation destroys monasteries. - Clues from archaeology. - The influence of the Non-Conformists. - Victorian church buildings and social service. - World War II - destruction and reconstruction. - Today's multi-faith landscape. Discussion - What evidence will we leave behind to enable future generations to discover our beliefs? - How can you track the history of faith communities in your local environment?