Britain's Secret Treasures
       
      Britain's Secret Treasures
      Episode 6 (2x6)
      
      : 
      Mariella Frostrup visits Germany to investigate a badge that reveals the story of a massacre and a forgotten English saint, while Ekow Eshun researches the origins of an unusual 17th-century grooming aid. 
Suzannah Lipscomb travels to Holy Island off the coast of Northumberland on the trail of Elizabethan coins.