Trails, stretching for from the Severn estuary at Sedbury, near Chepstow, to Prestatyn on the north Wales coast. There is a visitor centre at Knighton. Cultural importance The dyke has a cultural significance symbolising the separation between England and Wales: a symbolism similar to Hadrian's Wall between England and Scotland in the Scottish Marches. George Borrow, in his Wild Wales (1862), drawn from folklore, claimed that: See also England–Wales border Welsh Marches Hadrian's Wall Wansdyke Danevirke (contemporary Danish dyke) References Bibliography Cyril Fox, Offa's Dyke: a Field Survey of the Western Frontier Works of Mercia in the Seventh and Eighth Centuries AD (London, 1955) David Hill and Margaret Worthington, Offa's Dyke: History and Guide (Stroud, 2003) Frank Noble, Offa's Dyke Reviewed, MPhil thesis Open University (1978). Partly published in Offa's Dyke Reviewed, ed. Margaret Gelling (Oxford, 1983) Tyler, D.J. "Offa’s Dyke: a historiographical appraisal," Journal of Medieval History (2011) 37#2 pp 145–161 External links Offa's Dyke Association website Clwyd-Powys Archaeological Trust: Introducing Offa's Dyke How Offa's Dyke created a genetic barrier between the English and the Welsh BBC Gene Stories article History Offa's Dyke; English Heritage Anglo-Saxon sites in England Anglo-Saxon sites in Wales Archaeological sites in Powys English Heritage sites in Gloucestershire Fortification lines History of Shropshire Ruins in England Ruins in Wales Ancient dikes England–Wales border History of Powys Fortifications in Wales Fortifications in England Scheduled monuments in Flintshire Linear earthworks