Caban Coch dam, Elan Valley
Elan Valley
Elan Valley reservoir
Foel tower
Rhayader dam
Pen-y-Garreg reservoir Elan Valley
Penygarreg reservoir, Elan Valley
Graig Goch reservoir, Elan Valley
Craig Coch dam, Elan Valley
Dolymynach dam
'Greenfield Mill Dams, Greenfield Valley&...
Queen Elizabeth opens the Claerwen Dam, 1952
Clywedog valley before being submerged by a new...
Aerial view of Llyn Celyn, Tryweryn Valley, 1963
Construction of dam at Llyn Celyn, Tryweryn Valley
Ty'n-y-cerrig, Capel Celyn, from south ...
Ty'n-y-cerrig house and outbuildings,...
Ty-uchaf, Capel Celyn
Ty-nant, Capel Celyn, from north-east
