12 Group, RAF Fighter Command at Watnall in Nottinghamshire, England.
The station was established during the Second World War in Spring 1940 to act as headquarters for No.
12 Group whose area encompassed the Midlands, Norfolk, Lincolnshire and North Wales.
12 Group area, was located in a bunker on the east side of the main road in Watnall.
An episode of The Restoration Man presented by George Clarke, which was aired on Channel 4 on 12 February 2014, described the progress of the development.