The Lancaster bombers that carried the 'bouncing bombs' in the Dambuster raid were built in Avro's Chadderton factory Today marks the 80th anniversary of arguably the most famous action of the Second World War. Officially known as Operation Chastise but more commonly known as the Dambusters Raid, 133 airmen and 19 specially converted Lancaster bombers took off from RAF Scampton in Lincolnshire on the evening of May 16, 1943. The mission was to attack the dams of the Ruhr Valley in centre of Nazi Germany's industrial heartland. Read More: Lost open-air swimming pool dubbed 'Rochdale by the sea' was 'paradise'...