White House staff bid farewell to the specially modified Boeing 747-200 on Thursday. The aircraft has served as the primary transport for United States presidents since 1990. Operating under the famous call sign Air Force One, the plane became a global symbol of American presidential power. After 35 years of service, the aircraft is officially being phased out. This transition marks the conclusion of a long operational history for the specific Boeing model. The event signifies a shift in the logistics of presidential air travel.