A retired T-38 Talon sits in pieces inside the %22Boneyard%22 at Davis-Monthan Air Force Base, Ari

A retired T-38 Talon sits in pieces inside the "Boneyard" at Davis-Monthan Air Force Base, Ariz. Officially called the 309th Aerospace Maintenance and Regeneration Group, the "Boneyard" is a 2,600-acre facility that stores more than 4,000 airframes from around the U.S. military. (Credits: U.S. Air Force photo/Andrew Breese)

A retired T-38 Talon sits in pieces inside the “Boneyard” at Davis-Monthan Air Force Base, Ariz. Officially called the 309th Aerospace Maintenance and Regeneration Group, the “Boneyard” is a 2,600-acre facility that stores more than 4,000 airframes from around the U.S. military. (Credits: U.S. Air Force photo/Andrew Breese)