Caban Coch Reservoir in the Elan Valley

The Elan Valley Reservoirs are lakes created from damming the Elan and Claerwen rivers in Mid Wales . The reservoirs, which were built by the Birmingham Corporation water Department to provide clean drinking water for Birmingham in the West Midlands. The area of the 5 reservoirs measures 9 miles (14.5 km) from west to east and around 6.5 miles (10.5 km) from north to south. It was thirteen years from 1893 to 1906 to complete four of the dams and Over 50,000 men were employed on the construction sites.

Rhayader Powys