Take a tour of Calke Abbey in Ticknall, Derbyshire, examining steps taken by the National Trust to arrest the decline of this once-great baroque mansion.
The Vyne, a 16th-century house in Sherborne St John (Basingstoke, Hampshire) was built during the reign of Henry VIII and given to the National Trust in 1958.
Examine the riches of Waddesdon Manor in Buckinghamshire. Built in the 19th century for the powerful Rothschilds family, the house boasts an enviable collection of French art and furniture.
Tour Castle Drogo, near Exeter in Devon. It was designed by architect Sir Edwin Lutyens and built between 1911 and 1931 on behalf of millionaire Julius Drewe.
Admire the treasures of Powis Castle, near Welshpool. Originally constructed for Welsh princes in the 13th century, the site is now home to a world-famous garden.
Explore this Jacobean house in Burwash, East Sussex, which was the home of author Rudyard Kipling during the 1930's. The exquisite interior and grounds reflect the author's association with and love of India.
Explore this 18th-century mansion in Strangford, County Down, famed for its mixture of architectural styles. Can Classical and Gothic styles work in unity?