Penygarreg Dam, Elan Valley
Elan Valley reservoir
Elan Valley
Foel tower
Pen-y-Garreg Dam Elan Valley
Penygarreg reservoir, Elan Valley
Garreg Ddu, Elan Valley
Penygarreg dam, Elan Valley
Graig-goch reservoir, Elan Valley
Men and women in buses and cars visiting a...
Graig Goch Dam Elan Valley
Caban Coch dam, Elan Valley
Graig-goch dam, Elan Valley
Craig Coch dam, Elan Valley
Graig-Goch Dam Elan Valley
Graig Goch reservoir, Elan Valley
