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Bryn Celli Ddu is a Neolithic chambered tomb located on the island of Anglesey in Wales, dating to approximately 4000 BCE or the early Neolithic period. The monument comprises a passage grave with a cruciform chamber, constructed beneath a substantial earthen mound, and is notable for its architectural sophistication and the precision of its construction. The site was subject to significant excavation and restoration in the early twentieth century, which revealed evidence of ritual activity and burial practice. The tomb remains one of the finest surviving examples of Neolithic monumental architecture in Wales and is protected as a scheduled ancient monument.
Bryn Celli Ddu Chambered Tomb is a scheduled monument protected by Cadw under reference AN002. View the official record →
Bryn Celli Ddu is a Neolithic chambered tomb located on the island of Anglesey in Wales, dating to approximately 4000 BCE or the early Neolithic period. It is designated a Scheduled Ancient Monument by Cadw under reference AN002.
Bryn Celli Ddu Chambered Tomb dates from the neolithic period, and is classified as a henge. It is one of over 32,000 scheduled monuments protected across the UK.
Bryn Celli Ddu Chambered Tomb 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 AN002.
Several scheduled monuments lie within 10 km, including Castell Caernarfon (8.1 km), Caernarfon Town Walls (8.1 km), Segontium Roman Fort (8.2 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Bryn Celli Ddu Chambered Tomb'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.
Bryn Celli Ddu Chambered Tomb stands on Unnamed Metamorphic Rocks, Neoproterozoic, bedrock that formed in the Neoproterozoic. The rock here is hornblende schist.