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Offa's Dyke: Sections N & S of Bryn yr Owen Colliery is a linear earthwork of Early Medieval date forming part of the eighth-century dyke constructed under King Offa of Mercia. Located in Denbighshire, Wales, this section of the monument comprises substantial banks and ditches that reflect the engineering required to demarcate the frontier between the Anglo-Saxon kingdom of Mercia and the Welsh principalities. The survival of both northern and southern sections at this location demonstrates the preservation of this significant defensive and territorial boundary within the wider system of Offa's Dyke, which extends across the Welsh borderlands. The monument remains one of the most substantial surviving examples of Anglo-Saxon linear earthwork construction, recording the political and military strategy of eighth-century border management.
Offa's Dyke: Sections N & S of Bryn yr Owen Colliery is a scheduled monument protected by Cadw under reference DE179. View the official record →
Offa's Dyke: Sections N & S of Bryn yr Owen Colliery is a linear earthwork of Early Medieval date forming part of the eighth-century dyke constructed under King Offa of Mercia. It is designated a Scheduled Ancient Monument by Cadw under reference DE179.
Offa's Dyke: Sections N & S of Bryn yr Owen Colliery dates from the early medieval period, and is classified as a linear earthwork. It is one of over 32,000 scheduled monuments protected across Britain.
Offa's Dyke: Sections N & S of Bryn yr Owen Colliery 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 DE179.
Several scheduled monuments lie within 10 km, including Offa's Dyke: Section N & S of Tan-y-Cut (6.4 km), Offa's Dyke: Section N & S of Plas-Offa (6.9 km), Pontcysyllte Aqueduct and Canal (7.2 km).
Aubrey generates in-depth historical research for any address in Britain — 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: Sections N & S of Bryn yr Owen Colliery