THUNDERBIRDS The U.S. Air Force Thunderbirds fly in formation at the 2009 Joint Service Open House hosted by Andrews Air Force Base, Md., May 16, 2009. This year's event included demonstrations by the Air Force Thunderbirds and the Army's Golden Knights and featured a wide variety of both military air and ground demonstrations, including the Air Force's newest and the world's most advanced fighter jet, the F-22A Raptor. SHARE: Download: Full Size (0.04 MB) Credit: VIRIN: 574035-J-ZWC63-238.jpg Photo Gallery