An F-22 Raptor from the Hawaii Air National Guard's 199th Fighter Squadron over the Pacific Ocean, March 27, 2012.
The Air Force has a different kind of plane for every task, but its fighter jets are often its most visible aircraft, carrying out a variety of missions over any kind of terrain.
The first F-15 arrived in the early 1970s, and the highly advanced (though technical troubled) F-35 came online in the past few years. In that period, the Air Force's fighters have operated all over the world, adapting to new challenges in order to dominate the battlefield and control the skies.
Below, you can see each of the fighter jets the Air Force has in service: