Welcome to the official site of Giorgio A. Tsoukalos, “The Aliens Guy”! Giorgio is the world's leading Ancient Astronaut Theorist, a television personality, and publisher. He is the star and a Co-Executive Producer of the television series, Ancient Aliens. Giorgio has appeared on The History Channel, the National Geographic Channel, the Sci-Fi Channel, and the Travel Channel, and has been a guest on numerous radio programs, including Coast to Coast AM. Giorgio is a frequent speaker and lecturer at conventions, conferences, seminars, workshops, retreats, and fan events all around the world, and accompanies enthusiasts on guided adventure tours to remote places related to the ancient astronaut theory and intelligent extraterrestrial life. Giorgio is also the publisher of Legendary Times magazine.