Around 350 US Marines with the 24th Marine Expeditionary Unit (MEU) conduct cold weather training in Iceland as they prepare for NATO’s exercise Trident Juncture 2018. The main phase of Trident Juncture will start in Norway on 25 October. Trident Juncture 2018 is NATO’s largest exercise in many years, bringing together around 50,000 personnel from all 29 Allies, plus partners Finland and Sweden. Around 65 vessels, 250 aircraft and up to 10,000 vehicles will participate. Footage includes marines from the 24th Marine Expeditionary Unit (MEU) marching with cold weather equipment through the Icelandic countryside.