A British Merlin helicopter touch down during practice in the Arctic, in the mountains near Bardufoss, Norway. <br /> <br /> In 2019 the Arctic exercise Clockwork passed 50 years of training in Norway, and now has a permanent base within the Norwegian Air Force base at Bardufoss. <br /> <br /> 845 Naval Air Squadron is a squadron of the Royal Navy's Fleet Air Arm. Part of the Commando Helicopter Force, it is a specialist amphibious unit operating the Leonardo Commando Merlin Mk3 helicopter and provides troop transport and load lifting support to 3 Commando Brigade Royal Marines.<br /> <br /> ©Fredrik Naumann/Felix Features
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