F. E. Warren Air Force Base
An extremely large United States Air Force base, spreading across Colorado, Nebraska and Wyoming. It is the home of the Twentieth Air Force and a third of the land-based intercontinental ballistic missiles of the United States.
90th Missile Wing is the operational ICBM headquarters for the LGM-30 Minuteman missiles, emplaced in hardened underground silos. Arms control agreements have reduced the peak force of 1000 Minuteman missiles to 150.