caption: Located at the foot of the Air Traffic Control Tower, the training simulator is a 360-degree <PERSON> virtual tower. Lead by instructors through customized events, the trainees learn <PERSON>-specific language, aircraft and scenarios that acclimate the <PERSON> to the real world high above. Training, in the tower and in the simulator, may take up to a year before the Airman is rated. (Air Force photos by <PERSON>)