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Glyn Burial Chamber is a prehistoric megalithic tomb situated 450 metres north of Glyn in Wales. The monument sits upon Dinantian limestone bedrock of Mississippian age, a geology that shaped both its construction and survival. This calcareous landscape, interspersed with sandstone and argillaceous deposits, provided the stone resources essential to its builders and has weathered the structure across millennia.
As a burial chamber, Glyn represents a monumental investment in funerary practice, likely constructed during the Neolithic or Early Bronze Age. Such monuments served as communal or high-status burial sites, often reused across generations. The chamber's positioning on the limestone plateau reflects the builders' understanding of the local terrain and their selection of a durable geological foundation for a structure intended to endure.
Today, Glyn Burial Chamber is protected under Cadw's heritage conservation scheme as monument AN154, ensuring its preservation for archaeological study and public appreciation. Its survival testament to both the quality of prehistoric construction and the stability of the Dinantian limestone substrate. The site remains a significant marker of Wales's prehistoric funerary traditions and settlement patterns.
Glyn, Burial Chamber 450m N of is a scheduled monument protected by Cadw under reference AN154. View the official record →
Glyn Burial Chamber is a prehistoric megalithic tomb situated 450 metres north of Glyn in Wales. It is designated a Scheduled Ancient Monument by Cadw under reference AN154.
Glyn, Burial Chamber 450m N of dates from the prehistoric period, and is classified as a burial chamber. It is one of over 32,000 scheduled monuments protected across the UK.
Glyn, Burial Chamber 450m N of 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 AN154.
Several scheduled monuments lie within 10 km, including Hendrefor Earthwork (6.1 km), Bryn Eryr Rectangular Earthwork (6.6 km), Hirdre-Faig Standing Stone (7.7 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Glyn, Burial Chamber 450m N of'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.
Glyn, Burial Chamber 450m N of stands on Dinantian Rocks (Undifferentiated), bedrock that formed in the Mississippian. The rock here is limestone with subordinate sandstone and argillaceous rocks.