The Artist Noted The Following On This Painting: This U-2 Pilot Took Off At Dawn From Davis-Monthan AFB. Where He Was Going Was Anybody's Guess. It Took Him 12 Hours To Complete His Mission And Return. The WU-2a, Better Known As The U-2, Is A Reconnaissance Support Aircraft. Its Ability To Maintain High Altitudes For Long Periods Of Time Compensates For Its Relatively Low Speed. Davis-Monthan Air Force Base Is In Arizona, Near Tucson.