The Boneyard: World's 'Biggest' Plane Cemetery Up Close [Pics in URL] Dubbed The Boneyard, but officially known as the 309th Aerospace Maintenance and Regeneration Group (AMARG) facility, this sprawling US airbase is reputed to be the world's largest military aircraft cemetery. Spread across the huge 2,600 acre site, equivalent in size to 1,430 football pitches, is a collection of over 4,000 retired aircraft including nearly every plane the US armed forces have flown since World War II. Now, for the first time, a series of high resolution satellite images of the four square mile-site have been released by Google Earth....