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    Nid oes gennych resi chwilio datblygedig. Ychwanegwch un trwy glicio ar y botwm '+ Ychwanegu Rhes'
    Nant y Gro dam. Oblique aerial photograph taken during the Royal Commission’s programme of archaeological aerial reconnaissance by Toby Driver on 14 March 2022.Further Information
    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    NPRNTeitlMath O SafleCasgliadauDelweddau
    NPRN408280TeitlNant-y-Gro Dam; 'Dambusters' Testing Dam, Elan Valley Water SchemeMath O SafleARGAECasgliadau11Delweddau8