How has slavery shaped British history? On today's Stories of our times podcast, we look behind the grandeur and fine interiors of Penrhyn Castle, in north west Wales, to discover the dark history its foundations were built on.You may also be interested in this article from The Sunday Times: "Meet the sleuths researching their slave-trading ancestors". This podcast was brought to you thanks to the support of readers of The Times and The Sunday Times. Subscribe today and get one month free at: thetimes.co.uk/storiesofourtimes. Guests:-April-Louise Pennant, Academic.-Marian Gwyn, Welsh historian.Host: Brenna Daldorph & David Aaronovitch. See acast.com/privacy for privacy and opt-out information.