Underground Alien Bases
- Episode aired Mar 25, 2009
- TV-PG
- 44m
![UFO Hunters (2008)](https://m.media-amazon.com/images/M/MV5BMTgyNjg5MjM3N15BMl5BanBnXkFtZTcwMzEyMzc1MQ@@._V1_QL75_UY281_CR11,0,190,281_.jpg)
It could be one of the darkest and most sinister secrets in the entire field of UFO investigation: human-alien genetic experiments.It could be one of the darkest and most sinister secrets in the entire field of UFO investigation: human-alien genetic experiments.It could be one of the darkest and most sinister secrets in the entire field of UFO investigation: human-alien genetic experiments.