Secret Knowledge (2013 - 2016)

Through interpretations of some of the archaeological treasures of the Swedish National Museum, now on display in Edinburgh, Dr Janina Ramirez of Oxford University explores the fascinating wealth of Viking culture and its long-lasting influence on the British Isles.

Lucy Worsley tells the story of Bolsover Castle in Derbyshire. Built in the early 17th century, it became the pleasure palace of playboy Cavalier and ambitious courtier William Cavendish. Guiding us on a tour of the castle and its remarkable collection of artworks, Lucy brings to life the spectacular masque held by Cavendish to win the favour of King Charles I. And from within the walls of this eccentric architectural gem emerges a colourful tale, capturing the tensions of early 17th-century England that would eventually lead the nation to civil war.

Stuart Kelly gets behind-the-scenes access as over 13,000 treasures are moved back into Sir Walter Scott’s Abbotsford House.

Clemency Burton-Hill indulges in her lifelong passion for the violin as she explores the mysterious life and lasting influence of legendary violin maker Antonio Stradivari.

Artist Lachlan Goudie presents a personal documentary, inspired by his father, in which he investigates why witches have cast such a powerful spell over generations of artists.

Jewellery designer Shaun Leane uncovers some of the secrets of the hoard of nearly 500 Elizabethan and Jacobean jewels discovered by workmen in London's Cheapside district in 1912.

Tracey Emin offers an insight into the life and work of the French-American artist Louise Bourgeois, famed for her sculptures and installations embodying her personal emotions.

Helen Rosslyn makes the case for troubled, turbulent 17th century printmaker and draftsman Giovanni Benedetto Castiglione to be seen as one of the great artists of the Baroque.

Lars Tharp appeals to the nation to help him recover a rare piece of long-lost William Hogarth memorabilia - a precious terracotta sculpture of the artist's beloved pet pug.

Architect Zaha Hadid considers the influence of Russian abstract artist Kazimir Malevich's avant-garde art on her own avant-garde architecture.

Travel-writer Robert MacFarlane presents a documentary telling the story of Scottish poet and novelist Nan Shepherd and her book, The Living Mountain.

Jools Holland tells the story of his father-in-law Rory McEwen - aristocrat, artist, folk singer and pioneering TV presenter, and the man who brought the blues to Britain.

Professor Nandini Das reveals the story behind the Cabinet of Curiosities - the original collecting craze that began in Renaissance Europe in the 16th and 17th centuries.

Lauren Child explores the history of dolls’ houses, speaks to craftspeople who create perfect miniatures and meets collectors willing to pay big money for tiny objects of desire.

Natalie Haynes takes a journey into ancient beauty and modern glamour, examining how our obsession with the body beautiful goes back to an era of stunning artistic achievement.

In a personal tribute, British soul singer Laura Mvula travels to New York to celebrate the Nina Simone songs that mean most to her and explore their musical roots.

Michael Symmons Roberts explores the mythic afterlife of the 18th-century poet Thomas Chatterton, whose early death was immortalised by poets, painters and photographers.

Sir Roger Penrose takes a personal journey through artist MC Escher's work, marvelling at his intuitive brilliance and the light it still sheds on complex mathematical concepts.

Derek Jacobi goes in search of David Garrick, 18th-century superstar and the man who reinvented acting for the modern era.

Neil Pearson looks at the life of Jack Kahane, who combined a career selling low-grade smut with publishing some of the most significant works of avant-garde literature.