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Gareg-lwyd Defended Enclosure is a prehistoric earthwork situated in Wales, consisting of a substantial bank-and-ditch defence system typical of Iron Age settlement practice. The monument occupies ground underlain by Llandovery rocks—a sequence of mudstone, siltstone and sandstone of Silurian age—which would have presented both opportunities and constraints for its construction. The local geology influenced both the choice of location and the character of the enclosure's physical structure.
The defended enclosure represents a form of settlement fortification common across Britain during the Iron Age, when communities sought to protect their homesteads and livestock from external threat or consolidate social authority. Such enclosed sites often served as focal points for family groups or small communities, combining domestic and possibly ceremonial functions within their defended perimeter.
The monument is recorded in the national heritage designation system under Cadw reference CD268, securing its protection as an important element of Wales's prehistoric archaeological landscape. Its survival allows investigation of settlement patterns, defensive strategies and land use during a formative period of British prehistory, whilst its earthwork form reflects centuries of agricultural continuity in the Welsh countryside.
Gareg-lwyd Defended Enclosure is a scheduled monument protected by Cadw under reference CD268. View the official record →
Gareg-lwyd Defended Enclosure is a prehistoric earthwork situated in Wales, consisting of a substantial bank-and-ditch defence system typical of Iron Age settlement practice. It is designated a Scheduled Ancient Monument by Cadw under reference CD268.
Gareg-lwyd Defended Enclosure dates from the prehistoric period, and is classified as a enclosure. It is one of over 32,000 scheduled monuments protected across the UK.
Gareg-lwyd Defended Enclosure 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 CD268.
Several scheduled monuments lie within 10 km, including Bryngwyn Bach Round Cairn Cemetery (7.4 km), Bryn Eithinog Standing Stone (7.4 km), Bryn-y-Crofftau Ring Cairn (7.5 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Gareg-lwyd Defended Enclosure's history, each drawn from the record and mapped to the exact spot:
Every location is different. Not every section appears for every place, only what the historical record actually holds turns up in a report.
Gareg-lwyd Defended Enclosure stands on Llandovery Rocks (Undifferentiated), bedrock that formed in the Llandovery. The rock here is mudstone, siltstone and sandstone.