Ancient Aliens
Season 4
10
Episodes
Episode 1
Feb 17, 2012
Episode 2
Feb 17, 2012
Episode 3
Feb 24, 2012
Episode 4
Mar 2, 2012
Episode 5
Mar 9, 2012
Episode 6
Mar 16, 2012
Episode 7
Mar 23, 2012
Episode 8
Apr 6, 2012
Episode 9
Apr 27, 2012
Episode 10
May 4, 2012