Adrodd fel Amhriodol

Testun Gwreiddiol (Anodiad: EAW031285 / 857983)

' Round, castle like smoke vents for the tunnel below. The mounds and ridge of rough ground might suggest material from the bore was lift up the shafts and deposited on the surface. '

Dywedwch wrthym pam mae’r cynnwys hwn yn amhriodol *(gofynnol)

Dewis categori *(gofynnol)

Os ‘Arall’ rhowch fanylion (dewisol)

Eich enw (dewisol)

Eich cyfeiriad e-bost (dewisol)

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