Britain's Secret Treasures

Kevin Whately finds out about a set of Bronze Age horns discovered by a farm labourer in Co Antrim in 1844, while historian Kate Williams travels to Belle Isle near Enniskillen to tell the story of a piece of gold jewellery that dates back thousands of years. Bettany Hughes explores the tale of the Clonmore Shrine, starting at the banks of the Blackwater River near Co Armagh.