Ready to color some of the world's most advanced eyes in the sky? These reconnaissance and surveillance jets—from the legendary SR-71 Blackbird to the sophisticated JSTARS and E-3 Sentry—represent cutting-edge technology designed to watch, listen, and gather intelligence from thousands of feet above the ground. Grab your colored pencils and dive into these seven detailed aircraft, where every antenna, sensor pod, and sleek fuselage tells the story of military aviation at its most ingenious.