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Offa's Dyke: Caeau-Gwynion Section is a linear earthwork forming part of the extensive defensive frontier constructed during the reign of King Offa of Mercia in the late eighth century. This section of the dyke, located in Denbighshire, comprises a substantial bank and ditch formation typical of the monument's construction across the Anglo-Welsh border, serving to demarcate territorial control between the Mercian kingdom and the Welsh principalities. The earthwork survives as a prominent landscape feature in this locality, preserving evidence of Early Medieval political boundaries and engineering capability. The monument is recorded under Cadw's scheduling system as a nationally significant archaeological site reflecting the strategic importance of the border during the early medieval period.
Offa's Dyke: Caeau-Gwynion Section is a scheduled monument protected by Cadw under reference DE133. View the official record →
Offa's Dyke: Caeau-Gwynion Section is a linear earthwork forming part of the extensive defensive frontier constructed during the reign of King Offa of Mercia in the late eighth century. It is designated a Scheduled Ancient Monument by Cadw under reference DE133.
Offa's Dyke: Caeau-Gwynion Section dates from the early medieval period, and is classified as a linear earthwork. It is one of over 32,000 scheduled monuments protected across the UK.
Offa's Dyke: Caeau-Gwynion Section is a Scheduled Ancient Monument, legally protected by Cadw — the body responsible for designating and safeguarding heritage sites in Wales. The official designation reference is DE133.
Several scheduled monuments lie within 10 km, including Offa's Dyke: section 1300yds (1190m) long, N from Careg-y-Big (6.9 km), Offa's Dyke: section 200yds (180m) long, at Careg-y-Big (7.4 km), Offa's Dyke: section 250yds (230m) long, S of Careg-y-Big (7.7 km).
Aubrey generates in-depth historical research for any address in the UK — drawing on scheduled monument data, Domesday records, Roman heritage, PAS finds and medieval history to reveal the complete story of a landscape.
Research the area around Offa's Dyke: Caeau-Gwynion Section