In the second Castle in the Country location, John Craven and Gloria Hunniford explore the treasures in and around Berkeley Castle in the beautiful Cotswold countryside of Gloucestershire. Gloria retraces the steps of Gloucestershire author Laurie Lee, while art expert Rupert Maas analyses the portrait of the eighth Earl Berkeley. Chef Matt Tebbutt encounters some slippery eels on the banks of the Severn, and Christine Bleakley tells of dark deeds by ancient poachers.