Calder Hall nuclear power station
Calder Hall Nuclear Power Station is a former Magnox nuclear power station on the Sellafield site in Cumbria in North West England. Calder Hall was the first full-scale nuclear power station to enter operation in the West, and was the sister plant to the Chapelcross plant in Scotland.
Source: Wikipedia — Calder Hall nuclear power station (CC BY-SA 4.0)