The Doon Valley Railway is operated by the Ayrshire Railway Preservation Group, which was formed in 1974 to keep steam alive in Ayrshire. It is the new name of the former Scottish Industrial Railway Centre. Their aim is to create a living museum where historically significant industrial steam and diesel locomotives can be seen working in one of the last authentic industrial railway settings in Scotland. With a locomotive collection which is largely based upon engines which worked in the Doon Valley.