Tom Bullough's "Sarn Helen" is many things: a travelogue of the author's walk of the titular Roman road that once cut through Wales, from southern Neath to northern Caerhun; a history of the country from its very beginning; and a terrifying prophecy of its future, as the climate crisis intensifies. Despite his inauspicious forecast, "Sarn Helen" is very much … Continue reading Review: Sarn Helen – A Journey Through Wales, Past, Present and Future by Tom Bullough