EntityQ540964· pop 30· linked from 469 articlesHarlech CastleSign in to savecastle in Harlech, Gwynedd, WalesConnectionsAberdaronEntityRoyal Commission on the Ancient and Historical Monuments of WalesEntityEdward I of EnglandEntityBlaenau FfestiniogEntityQ1024935EntityGanllwydEntitySarn MeyllteyrnEntityLlithfaenEntityWorld War IConceptWalesEntityUNESCOEntityWorld Heritage SiteEntitygeographic coordinate systemEntityInternational Standard Book NumberEntityWelshEntityWayback MachineEntityIrish SeaEntityBathEntityCharles I of EnglandPersoncartographyEntityCategoriesBuildings and structures completed in 1289Castles and Town Walls of King Edward in GwyneddCastles in GwyneddGrade I listed buildings in GwyneddGrade I listed castles in WalesHarlechHill castlesSieges of the Middle AgesWorld Heritage Sites in Wales