A southbound Voyager passes the empty loops at Beattock Summit. The (seemingly unending supply of) trucks are on the M74 in the background.
Ewan Crawford [14/06/2010]

A Manchester Airport to Edinburgh TPE service passes Beattock Summit on 19 April 2017.
John McIntyre [19/04/2017]

A Black 5 double header formed by 45473 (Perth South) and 44796 (Polmadie) working hard with a lengthy down summer Saturday service on Beattock Summit on 10 July 1965. The train is the 1100 Blackpool North - Dundee/Edinburgh Princes Street. [See image 50180]
John Robin [10/07/1965]
All photographs of Beattock Summit