Overview: Sam Willis shows how the castle arrived as an instrument of invasion with the Normans but became a weapon with which unruly barons challenged the Crown.
Overview: Sam Willis tells the story of the English ruler who left the most indelible mark on the castle, Edward I, as he turned it into an instrument of colonisation.
Overview: Sam Willis looks at how castles survived into the Tudor era. But these strategic seats of power had to become palaces to impress monarchs such as Elizabeth I.