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Latitude: 53.1784 / 53°10'42"N
Longitude: -4.298 / 4°17'52"W
OS Eastings: 246523
OS Northings: 367052
OS Grid: SH465670
Mapcode National: GBR 5H.3LG7
Mapcode Global: WH436.YCJQ
Entry Name: Castell Bryn-Gwyn
Scheduled Date:
Source: Cadw
Source ID: 2511
Cadw Legacy ID: AN015
Schedule Class: Religious, Ritual and Funerary
Category: Henge
Period: Prehistoric
County: Isle of Anglesey (Ynys Môn)
Community: Llanidan