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. [S]
Lucy Worsley tells the story of Bolsover Castle in Derbyshire. Built in the early 17th century, it became the pleasure palace of playboy Cavalier William Cavendish. [S]
Travel-writer Robert MacFarlane presents a documentary telling the story of Scottish poet and novelist Nan Shepherd and her book, The Living Mountain. [S]