Photographs described by experts as 'extremely rare' which show the damage wreaked by the famous Dam Busters in World War II are to be auctioned next week. The aerial shots taken by German Intelligence depict the Möhne and Edersee Dams before the raid and after they were breached by the ingenious bouncing bomb, designed by Barnes Wallis, causing catastrophic flooding of the Ruhr valley. Operation Chastise, as the famous raid was officially known, was an attack on major dams in Germany's industrial heartland carried out on 16-17 May 1943 by the Royal Air Force's renowned 617 Squadron, based at Scampton,...