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Latitude: 52.902 / 52°54'7"N
Longitude: -3.5921 / 3°35'31"W
OS Eastings: 293011
OS Northings: 335030
OS Grid: SH930350
Mapcode National: GBR 6D.P9XN
Mapcode Global: WH675.SBP2
Entry Name: Castell Gronw Castle Mound
Scheduled Date:
Source: Cadw
Source ID: 2469
Cadw Legacy ID: ME067
Schedule Class: Defence
Category: Motte
Period: Medieval
County: Gwynedd
Community: Llangywer
Traditional County: Merionethshire