U.S. Air Force F-16 Fighting Falcon aircraft with the Thunderbirds demonstration team fly from the trail position into the diamond formation over Nellis Air Force Base, Nev., during the Aviation Nation Open House Nov. 11, 2012.
Aviation Nation celebrated 71 years of air power and the Air Force's accomplishments in air, space and cyberspace. (DoD photo by Senior Airman Daniel Hughes, U.S. Air Force/Released). Original public domain image from Flickr