Secrets of the National Trust - Episode Guide

Alan Titchmarsh goes behind the scenes at Knole in Kent, Anneka Rice visits Croome Court and Miriam O'Reilly walks in the footsteps of giants on the Jurassic Coast.

Alan Titchmarsh reveals some surprising facts about Beatrix Potter. Plus a rare plant nursery, a time capsule and the UK's largest seal colony.

Alan Titchmarsh is at Attingham Hall in Shropshire, Jon Culshaw visits Disraeli's former home, Lisa Holloway watches a tapestry restoration in Norfolk.

Alan Titchmarsh, with celebrity experts and enthusiasts, reveals the hidden treasures to be found at Britain's historic houses and estates. Alan visits Quarry Bank Mill in Cheshire, an 18th-century cotton mill that is still home to a working mill as well as a museum. Oz Clarke uncovers some Civil War history at Dunster Castle in Somerset. Jon Culshaw visits a stately pile in an unusual location, Dan Jones joins an architectural dig on the south coast, and Clive Aslet visits the spectacular grounds of Biddulph Grange in Staffordshire.

Alan Titchmarsh pieces together the incredible rags-to-riches story of Thomas Legh, owner of Lyme in Cheshire. In Wiltshire, Oz Clarke learns the art of painted glass restoration, while Dan Jones is in Wales to discover the ingenious ways the Romans got their hands on gold.

Alan Titchmarsh reveals the secrets of the Cistercian monks who lived at Fountain's Abbey in North Yorkshire over 800 years ago, and visits its neighbour - the spectacular Studley Royal Water Garden. Anneka Rice is at Mottisfont in Hampshire and Britain's last working water-driven spade mill. Miriam O'Reilly joins a bat watch on the South Downs, and Dan Jones treads in the footprints of Giants in County Antrim.

Alan visits Hardwick Hall, the magnificent Derbyshire home of Bess of Hardwick, to tell the story of how she rose from humble beginnings to become the secondmost powerful woman in Elizabethan England. Continuing the family history, Miriam O'Reilly visits nearby Stainsby Mill, Jenni Bond travels to the copper mines at Ecton and Peter Peter Purves visits Oxburgh Hall in Norfolk, where Bess once held Mary, Queen of Scots, in custody.

Alan visits Stowe in Buckinghamshire, the most magnificent landscape garden of late 18th-century Britain and the site of a well-known public school. Pete Waterman discovers the link between Stowe and the Beatles, Dan Jones abseils down Lord Cobham's Pillar at Stowe and Suzannah Lipscomb visits a Norfolk stone masonry to help re-create some of Stowe's iconic statues.

Alan explores a French Renaissance-style chateau in the heart of the Buckinghamshire countryside which was a magnet for the great and the good of the 19th century. Clive Aslet visits Flint House, a striking example of modern architecture, on the same estate. Oz Clarke watches the restoration of a precious Dubois lacquer desk, and Alison Hammond visits Polesden Lacey.

Alan visits Southwell Workhouse in Nottinghamshire and experiences some of the Dickensian conditions that the inmates endured. Jenni Bond learns how a workhouse runaway was punished in Lavenham, Nigel Havers visits back-to-back houses for the poor in Birmingham, and at Sutton House in Hackney Angelica Bell discovers the legacy of squatters in the 1980s.

Alan explores Cragside, a unique estate in Northumberland masterminded and landscaped by the Victorian inventor and pioneering industrialist Lord William Armstrong and filled with the most advanced technical advances of his day. Peter Purves visits Castle Drogo on Dartmoor, Miriam O'Reilly walks through the vast Cragside woodland and Angela Rippon visits the Red House in Bexleyheath, home of William Morris.

Alan visits Castle Ward in Northern Ireland, the setting of Winterfell in Game of Thrones. He learns why the 18th-century mansion was designed in two completely different styles - Palladian on one side and gothic on the other, learns the history of its warring owners and uncovers stories of lunacy, attempted murder, groundbreaking science and tragedy.

Alan is in North Wales, discovering the unique story of Erddig, a grand mansion where the servants and the Yorke family, who owned it for many years, enjoyed a very close relationship. At Powis Castle, Nigel Havers checks out some magnificent topiary, and Miriam O'Reilly learns how servants were kept very firmly in their place at Calke Abbey, Derbyshire.

Alan Titchmarsh reveals the history, human stories and the hidden treasures of Britain's historical estates. This spectacular mansion spread out over a stunning 900 acres of Staffordshire was built by a mixture of courage, creativity and brotherly love.

Alan Titchmarsh reveals the history, human stories and the hidden treasures of Britain's historical estates. Set on the shores of the beautiful Strangford Lough in Northern Ireland is one of the most glorious houses in the National Trust Collection, Mount Stewart.

Alan Titchmarsh reveals the history, human stories and the hidden treasures of Britain's historical estates. Encircled by a protective wall and with an ancient herd of fallow deer roaming the grounds, sits the glorious Georgian mansion Dunham Massey.

The presenter returns to visit a house in West Sussex known as `the house of art". Sat in beautiful Capability Brown-designed grounds, Petworth House was home to the third Earl of Egremont, whose passion for British art saw the abode become an art school for the nation's talents. Plus, Jennie Bond discovers a Grand Tour with a difference, and Peter Purves navigates the Chichester Canal to reveal it wasn't just the art world which benefitted from the Earl's investment.

The presenter explores Chartwell, the Kent country house that was once Winston Churchill's family home. He is allowed exclusive access to the wartime prime minister's documents - and helps to restore his bricklaying handiwork. Miriam O'Reilly visits Coleshill Estate near Swindon, where a secret auxiliary army was trained to defend Britain in the event of an invasion.

Alan explores the lives of Plas Newydd's former residents - from the brave 1st Marquess of Anglesey who fought in the Battle of Waterloo to his wild descendant who nearly bankrupted the family. Later Alan learns of the unrequited love between the great British artist Whistler and the daughter of the 6th Marquess.

In Dorset, Alan unearths the story of William John Bankes, an Egyptologist who filled his family mansion with treasures while exiled abroad, but never got to see the home he lovingly created. At Corfe Castle, Oz Clarke learns about William's great, great, great grandmother Dame Mary Bankes, who resisted a three-year siege during the Civil War. Meanwhile, Joan Bakewell travels to Cambridge where the secrets of one of Kingston Lacy's paintings are uncovered using new technology.