The Siege of Château Gaillard, with Rupert Willoughby

Richard the Lionheart's 'Saucy Castle', on the frontier of Normandy, was personally designed by him in the 1190s and was considered the military masterpiece of its day. But how did it fare when put to the test? Rupert Willoughby tours the ruins of the castle, describing King Philip of France's famous siege of 1204.