Ancient Aliens: 6x4
6 - 1Episode 1 Sep. 30, 2013
6 - 2Episode 2 Oct. 07, 2013
6 - 3Episode 3 Oct. 14, 2013
6 - 4Episode 4 Oct. 21, 2013
6 - 5Episode 5 Oct. 28, 2013
6 - 6Episode 6 Nov. 01, 2013
6 - 7Episode 7 Nov. 08, 2013
6 - 8Episode 8 Nov. 15, 2013
6 - 9Episode 9 Nov. 29, 2013
6 - 10Episode 10 Dec. 06, 2013
6 - 11Episode 11 Dec. 13, 2013