Mary Berry's Country House Secrets

Mary visits Highclere Castle, the real-life Downton Abbey, home to the eighth Earl and Countess of Carnarvon and renowned as the setting for some of the most lavish and influential weekend house parties in history. Mary discovers what it takes to keep a home like this going in today's world, meeting everyone from the family to the house staff and the estate's loyal posse of gamekeepers.

Mary visits Scone Palace, the crowning place of Scottish kings and the epicentre of Scottish history, where she is invited to help Lady Mansfield prepare for a special dinner with traditional Scottish reeling in the palace where Prince Albert and Queen Victoria were once amused.

Mary visits Powderham Castle in Devon to spend time with the Earl and Countess of Devon and their two young children, who are reinventing the Earldom for the 21st century. Mary's time with the family reveals stories of romance and tragedy as she discovers more of this extraordinary home.

In the final episode of the series, Mary visits Goodwood House, home to the March family, famous for their iconic horse racing and motoring events. She is taken on a thrilling lap of Goodwood motor circuit by Lord March, before attending one of his infamous dinner parties where 300 guests dine in style in splendid state rooms.