Commonly referred to as the “Boneyard,” the 309th Aerospace Maintenance and Regeneration Group at DavisMonthan Air Force Base, Ariz., contains about 5,000 retired military aircraft throughout 2,600 acres. Crews at the Boneyard preserve aircraft for possible future use, pull aircraft parts to supply to the field, and perform depotlevel maintenance and aircraft regeneration in support of Air Force operations. Video by Jamie Chapman 2D Audiovisual Squadron