Britain's Secret Treasures

Astrologer Russell Grant tells the story of a bronze Capricorn figurine unearthed by a Somerset couple in 2011, which provides an insight into the vital role of star signs in the life of Roman emperor Augustus. Bettany Hughes hears the tragic tale of an 18th-century ring found by a man in Shropshire in 2005, while Michael Buerk investigates an 800-year-old coat of arms badge discovered by a postman in the ruins of an old monastery in Dumfries and Galloway. Suzannah Lipscomb researches the history of a medieval gold locket from Rolleston, Nottinghamshire, thought to have belonged to a pair of lovers torn apart by war.