This guidebook describes Offa's Dyke Path National Trail, following the longest linear earthwork in Britain, running 177 miles along the English-Welsh border between Sedbury (near Chepstow) and Prestatyn on the north Wales Coast, linking the Severn Estuary and the Irish Sea, contouring above the Wye and Dee, visiting hillforts and Norman castles and exploring the hidden heritage of the Marches. The book splits one of Britain's classic trails into...