The Doomsday Plane: 5 Facts You Should Know About The Secretive USAF E-4 Nightwatch

The Boeing E-4B Advanced Airborne Command Post (AACP) is a militarized version of the Boeing 747-200 operated by the United States Air Force (USAF). Serving as a current “Nightwatch,” the aircraft is nicknamed the “Doomsday Plane.”