

In Odiham, Hugh and the team search for the house of the head of the Elizabethan Secret Service - Sir Frances Walsingham - to find out what this spymaster may have used it for.

In Oldham, Hugh and the team uncover a Victorian mill that was converted into a prisoner of war camp during World War II.

Hugh and the team solve a 17th-century mystery in King's Lynn as they hunt for defensive earthworks from the English Civil War.