F-15 Eagle - Heritage flight

An F-15 Eagle and a P-51 Mustang fly in formation along with another P-51 Mustang over Davis-Monthan Air Force Base, Ariz., Sunday, March 5, 2006, during the 2006 Heritage Conference. The conference combines different U.S. aircraft from more than 60 years of aviation history to ensure certification in performing air shows worldwide. (U.S. Air Force photo/Airman 1st Class Veronica Pierce)