Who is the person in that picture?
From Wiki-pedia:
Giorgio A. Tsoukalos. He is most famous for his appearances on the television series Ancient Aliens. Tsoukalos has appeared on The Travel Channel, The History Channel, the Sci-Fi Channel, the National Geographic Channel, as well as Coast to Coast AM, and was a consulting producer on 23 episodes of Ancient Aliens.
And now you know...the rest...of the story. Good Day :)