Our group of book lovers take a trip from Aberystwyth to the Hay Festival 2023 to discuss 'Sarn Helen: A Journey through Wales, Past, Present and Future' by Welsh author Tom Bullough. 'Sarn Helen' is the true story of Bullough's walk along the length of a Roman causeway that runs through the heart of Wales and also a meditation on the nation's past, present and future. Show less