FSX/Prepar3D Scenery--AR51-Area 51 FSXtreme. Area 51, also officially known as Groom Lake or Homey Airport (ICAO: KXTA) is a remote detachment of Edwards Air Force Base. According to the Central Intelligence Agency (CIA), the correct names for the Area 51 facility are the Nevada Test and Training Range and Groom Lake, though the name Area 51 has been used in official CIA documentation. Special thanks to: Timmy Lassie and Joel Edwards for their sketchup models. Installer and pics inside. By Fernando Angel Gonzalez.