Something for the Weekend - Tregruk Castle, Llangybi, Monmouthshire, South Wales

Tony Robinson and the Team find themselves lost in the mists of a Welsh forest as they investigate one of the biggest castles in Britain. Their task is to investigate the castle's mysterious interior and find out how this impressive structure fitted into a network of fortresses built by powerful English barons 700 years ago. The team goes to an enigmatic castle site in Wales. The layout of the walls and the central keep are well understood at Tregruk Castle, but there are huge blank spaces within the wall that seem to have had no purpose.
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