What is recorded here

The National Monuments Record of Wales records Nant y Llestri, Cairn XVIII as Cairn from the Unknown period. The saved point comes from the official national record. Inclusion does not by itself mean that the public may enter the place.

Neolithic passage tomb; dates to the early to middle Neolithic period (c. 3700–3000 BCE). It is significant as part of a broader network of megalithic tombs in Wales, reflecting early communal burial practices and ritual landscape use.

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