Air Greenland year. However, this service ceased in 2015. In July 2015, Air Greenland became a member of the European Regions Airline Association. Air Greenland's domestic airport network includes all 13 civilian airports within Greenland. Outside Greenland, the airline currently operates transatlantic flights to Keflavík International Airport in Iceland and Copenhagen Airport in Denmark. Two international airports capable of serving large airliners – Kangerlussuaq Airport and Narsarsuaq Airport – were constructed as U.S. Air Force military bases during the Second World War and continue to be used for transatlantic flights. All other regional airports are STOL-capable and are served with Dash 7
Greenland southwest across Baffin Bay, and Iceland, east of Greenland in the Atlantic Ocean. Greenland also contains the world's largest national park, and it is the largest dependent territory by area in the world, as well as the fourth largest country subdivision in the world, after Sakha Republic in Russia, Australia's state of Western Australia, and Russia's Krasnoyarsk Krai, and the largest in North America. The average daily temperature of Nuuk, Greenland varies over the seasons from . The total area of Greenland is (including other offshore minor islands), of which the Greenland ice sheet covers (81%) and has a volume