Ancient Aliens-S4E02
http://www.youtube.com/watch?v=a-Plw_Zdt_c
Ancient Aliens-S4E03
http://www.youtube.com/watch?v=EyNfYkB0n0U
Ancient Aliens-S4E04
http://www.youtube.com/watch?v=Sf7phoaBV_I
Ancient Aliens-S4E05
http://www.youtube.com/watch?v=tc7IaXma1VE
Ancient Aliens-S4E06
http://www.youtube.com/watch?v=0LgsOsA2Rhg