The Antiques Roadshow team visits Roundhay Park in Leeds, uncovering remarkable treasures and stories. Highlights include a rare diamond ring, a psychedelic 1960s chair, and a prized script from the sitcom Dad’s Army. Fiona Bruce meets bestselling author Joanne Harris, who shares memories of the park and an heirloom from her grandmother. Experts explore striking Ossie Clark dresses, family photos of a young Arnold Schwarzenegger, and the story of cyclist Beryl Burton, a Yorkshire legend who broke records while working on a rhubarb farm. Other discoveries include a London bus that jumped Tower Bridge, a girl’s mid-air meeting with Churchill in 1953, and a glimpse into Britain's cultural and design history through unexpected personal items.