The Rev Kate Bottley visits a zoo in Bristol and recalls fun moments from the series, including riding a helter skelter in a cathedral and JB Gill joining Christian surfers.

We meet the father who found faith after his daughter's fatal reaction to sesame seeds. The family have successfully campaigned for Natasha's Law to protect food allergy sufferers.

Sean Fletcher climbs Pendle Hill in Lancashire to learn how the area inspired radical Christians in the past. James Lusted meets a local pastor continuing the tradition.