On board the light cruiser Tiger (1945) in the North Atlantic off north-west Scotland during the NATO exercise Flat Rock. The photographer is looking forward from the quarterdeck showing 'Y' turret trained to starboard with the mainmast beyond it. The Tiger (1945) was the flagship of Vice-Admiral F R Twiss who commanded a fleet of 46 ships drawn from six NATO nations for the exercise which took place in the waters off Cape Wrath and Loch Ewe.