Burghley House was built by William Cecil, Lord High Treasurer to Elizabeth I, starting in 1555. It took 32 years. 450 years later, Burghley's state rooms are filled with treasures including one of the finest collections of 17th century Italian masterpieces, an exceptional display of Oriental and European ceramics, and fine furniture, all gathered by the Cecil family down the centuries.

This time on Treasure Houses of Britain we cover Chatsworth; homes of the dukes of Devonshire. Ancestors by the score, the new duke arranges his family tree, and the greatest garden in Darbyshire.

On this episode; what they did for the man who won The Battle of Blenheim, a house fit for a national hero, and memories of Winston Churchill for who's ancestors Blenheim Palace was built 300 years ago.

Holkham Hall, home of the Earls of Lester, a paladin mansion in the North North of countryside, and the marble hall modeled on the temples of Rome.

Boughten; the house they call the English Versailles. A jewel box in the English Countryside, and collections from yesterday, and today.