[PAR] [TLE] Ancient Aliens [SEP] Ancient Aliens is an American television series that premiered on April 20, 2010, on the History channel.  Produced by Prometheus Entertainment in a documentary style, the program presents hypotheses of ancient astronauts and proposes that historical texts, archaeology, and legends contain evidence of past human-extraterrestrial contact.  The show has been criticized for presenting pseudoscience and pseudohistory. [citation needed] [PAR] [TLE] Giorgio A. Tsoukalos [SEP] Giorgio A. Tsoukalos (Greek: Γεώργιος Α.  Τσούκαλος ; born March 14, 1978) is a Greek-Swiss television personality.  He is a proponent of the idea that ancient alien astronauts interacted with ancient humans.  He is most famous for his appearances on the television series "Ancient Aliens".
[PAR] [TLE] Ancient Aliens [ SEP ] Ancient Aliens is an American television series that premiered on April 20 , 2010 , on the History channel . Produced by Prometheus Entertainment in a documentary style , the program presents hypotheses of ancient astronauts and proposes that historical texts , archaeology , and legends contain evidence of past human - extraterrestrial contact . The show has been criticized for presenting pseudoscience and pseudohistory . [ citation needed ] [PAR] [TLE] Giorgio A. Tsoukalos [ SEP ] Giorgio A. Tsoukalos ( Greek : Γεώργιος Α. Τσούκαλος ; born March 14 , 1978 ) is a Greek - Swiss television personality . He is a proponent of the idea that ancient alien astronauts interacted with ancient humans . He is most famous for his appearances on the television series " Ancient Aliens " .
Which television personality is most famous for appearing on a History channel series about evidence of past human-extraterrestrial contact?
Which television personality is most famous for appearing on a History channel series about evidence of past human - extraterrestrial contact ?
Giorgio A. Tsoukalos
Giorgio A. Tsoukalos