Spyplanes

A comprehensive history with descriptions of the world's most significant aircraft employed as "eyes in the sky."For as long as there has been sustained heavier-than-air human flight, airplanes have been used to gather information about our adversaries. Less than a decade after the Wright Brothers flew at Kitty Hawk, Italian pilots were keeping tabs on Turkish foes in Libya. Today, aircraft with specialized designs and sensory equipment still cruise the skies, spying out secrets in the never-end