Time Team: The Time Team travel to County Durham to investigate the origins of a mysterious large stone structure which has had locals baffled for centuries. The stone structure is known locally as The Castles, its five-metre thick walls enclose a space the size of a football pitch.With guesses ranging from an Iron Age farm to a Roman prison, Tony Robinson and the team attempt to come up with a definitive answer.

Starring:

Carenza Lewis, Henry Chapman, Ian Powlesland, John Gater, Mick Aston, Phil Harding, Stewart Ainsworth, Tony Robinson, Victor Ambrus

Genre:

Documentary, History