Jim Vieira is a stonemason, author, explorer, historical detective and host of the History Channel shows -"Search for the Lost Giants" (2014) "Roanoke: Search for the Lost Colony" (2015) and "Return to Roanoke: Search the Seven" (2016). He has also appeared on Expedition Unknown with Josh Gates (2017), Legends of the Lost with Megan Fox (2018), Travel Channel’s Code of the Wild (2019), Science Channel’s Uncharted (2019) and History Channel’s Ancient Aliens (2019). Jim has investigated worldwide ancient stone sites, studied global indigenous oral traditions, religious documents, the readings of the great mystics and the literature of secret societies to form an alternative theory regarding the origins of civilization.

          Jim is co-author of the book Giants on Record with Hugh Newman. He has appeared at speaking engagements around the world including Origins London 2015, 2017, 2019, The Chapel of Sacred Mirrors 2016, Megalithomania UK 2015, The Edgar Cayce Ancient Mysteries Conference 2017, Contact in the Desert 2017, The Human Origins Conference 2018, The Awake and Empowered Expo 2016, 2018. He has also been a guest on numerous podcasts and radio shows including Coast to Coast AM with George Noory and Fade to Black with Jimmy Church.

           Jim has presented on diverse topics such as worldwide giant mythology, ancient megalithic cultures, Atlantis and cataclysms, hybrids and ancient androgynous gods, theories of the genetic creation of humans, metaphysics, quantum mechanics, non-dualistic thought systems and Psychedelic use throughout history.