Area 51: Where the U.S. Military Tested ‘Top Secret’ Spy Planes

Key Points and Summary: Deep in Nevada’s desert, Area 51 has served as the U.S. testing ground for secret aviation projects since the 1950s. -Although its remote setting once provided ample security, Soviet spy satellites soon forced base personnel to develop creative countermeasures, from stowing aircraft in sheds to using cardboard cutouts and heated “engine […]

Source: Area 51: Where the U.S. Military Tested ‘Top Secret’ Spy Planes – 19FortyFive