A docuseries following Julie Montagu as she explores the best castles and multimillion-pound estates Great Britain has to offer. Join the Viscountess on her adventures across the country and learn about the impressive structures, the stories of those who once occupied them and the history behind each of the grand residencies. From Inveraray Castle in the Scottish Highlands to the award-winning gardens of Newby Hall in North Yorkshire, discover what made these estates so influential, and how much have they changed throughout their long and diverse history.