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    Nid oes gennych resi chwilio datblygedig. Ychwanegwch un trwy glicio ar y botwm '+ Ychwanegu Rhes'
    Tunnel where fire was used to weaken the rock, with interpretative signingFurther Information
    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6431537
    Disgrifiad
    Tunnel where fire was used to weaken the rock, with interpretative signing
    Cofnod Casglu
    Investigators' Digital Photography
    Cyfrwng
    Photo.
    Cychwynnwr
    Ms Deanna Groom, RCAHMW
    Dyddiad
    2009-08-16