10 things we've mistaken for UFOs

  • Clouds
    Rex
  • The Moon
    YouTube
  • Unusual rock formation
    YouTube
  • Seattle's Space Needle
    Caters
  • Planets
    REX
  • Exploding weather balloons
    YouTube
  • Lens flares
    2012 Google
  • Skydivers
    YouTube
  • Drones
    AOL On
  • Ball lightning
    YouTube