Rows of F-15 Strike Eagles and F-16 Fighting Falcons are stored inside the Boneyard at Davis-Monthan Air Force Base

Rows of F-15 Strike Eagles and F-16 Fighting Falcons are stored inside the "Boneyard" at Davis-Monthan Air Force Base, Ariz. The aircraft undergo a preservation process that allows them to be recalled into active service within 72 hours if needed. (Credits: U.S. Air Force photo/Tech. Sgt. Bennie J. Davis III)

Rows of F-15 Strike Eagles and F-16 Fighting Falcons are stored inside the “Boneyard” at Davis-Monthan Air Force Base, Ariz. The aircraft undergo a preservation process that allows them to be recalled into active service within 72 hours if needed. (Credits: U.S. Air Force photo/Tech. Sgt. Bennie J. Davis III)