Sunday, 5 August 2012 | By: Amandine Ronny Montegerai

Ancient Aliens (2011) "Underground Aliens" No. in series 10


This episode hypothesizes that various underground places may have been extraterrestrial lairs; such as a lost cave in Ecuador said to hold metal tablets containing alien knowledge; the underground city of Derinkuyu in Turkey; Native American legends of "inner-earth" beings; and rumors of a secret U.S. Military-base supposedly built alongside aliens inside the Archuleta Mesa near Dulce, New Mexico.