Alien Spaceships Unsealed: Alien Files : Season 2 Episode 18
History 30m
Aired: January 27th, 2014 @ 9:00 PM EST on History
Each year, there are thousands of UFO sightings all over the world. What are these different kind of UFOs? What is each craft's purpose? What powers them and how they are controlled? And most importantly- who is flying them?
