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    Nid oes gennych resi chwilio datblygedig. Ychwanegwch un trwy glicio ar y botwm '+ Ychwanegu Rhes'
    Pen-y-Garreg reservoir, dam and valve tower. Oblique aerial photograph taken during the Royal Commission's programme of archaeological aerial reconnaissance by Toby Driver on 3rd June 2015.Further Information
    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    NPRNTeitlMath O SafleCasgliadauDelweddau
    NPRN32534TeitlPen-y-Garreg Dam; Pen-y-Gareg Dam, Elan Valley Water SchemeMath O SafleARGAECasgliadau52Delweddau35
    NPRN261210TeitlPen-y-Garreg Dam Valve Tower, Elan Valley Water SchemeMath O SafleTŴR Y FALFIAUCasgliadau26Delweddau17
    NPRN309537TeitlPen-y-Garreg Reservoir, Elan Valley Water SchemeMath O SafleCRONFA DDŴRCasgliadau25Delweddau22