Andy embarks on a mission to unearth the Cornish sites of King Arthur, tries magnet fishing for Excalibur, sends a psychic to investigate a haunted jail.
Andy explores an ancient cavern, takes a tour of Dartmoor's prison museum and uncovers the legend behind Arthur Conan Doyle's 'The Hound of the Baskervilles'.
Andy searches for dragons in Somerset, visits the grave of Arthur and Guinevere and tests the healing waters of a spring once used to wash the Holy Grail.