Offa’s Dyke Path (Llwybr Clawdd Offa) is the 177-mile National Trail following the ancient earthwork that criss-crosses the border country of modern England and Wales, from the Severn Estuary to the seaside resort of Prestatyn on the Irish Sea. This is the complete, official guide for the long-distance walker or the weekend stroller. All you need is this one book.