Watch Castle Season 1 Episode 1 Online
- COUNTRIES: United Kingdom
- Subtitles: English
Medieval historian Marc Morris travels the length of Britain to tell the story of the nation's castles, consulting the Bayeux Tapestry and archaeological evidence to discover how they evolved over a 600-year period, and revealing that the traditional motte and bailey-style constructions were actually of foreign invention, developed by William the Conqueror