Castell Bryn Gwyn

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Castell Bryn Gwyn

Castell Bryn Gwyn, view south from the bank
Location	Anglesey, Wales
Region	Great Britain
Coordinates	53°10′42″N 4°17′52″W / 53.1784°N 4.2978°W / 53.1784; -4.2978
Type	enclosure
Width	64m
Height	1.5m
History
Material	clay, gravel, dry stone
Founded	end Neolithic
Periods	Neolithic, Iron Age, Roman
Site notes
Management	Cadw
Public access	Yes
Website	Castell Bryngwyn Prehistoric Enclosure

Castell Bryn Gwyn (also spelled Castell Bryngwyn) is a prehistoric site on the Isle of Anglesey, west of Brynsiencyn. It is a circular clay and gravel bank covered with grass, still some 1.5 metres (5') high and revetted externally by stone walls, which surround a level area some 54 metres (177') in diameter. Its name means "White Hill Castle".^{[citation needed]}