The UnXplained The Underground World (Season 2, Episode 5)
TV-PG
TV Episode | 42 min | Documentary

The UnXplained

The Underground World (Season 2, Episode 5)

TV-PG

TV Episode | 42 min | Documentary

Despite all of our modern technology and sophistication, there is much that we still don't know about what lies beneath our feet, deep underground. What is at the center of the Earth? Is there really a solid core of heavy metals, or could ...See moreDespite all of our modern technology and sophistication, there is much that we still don't know about what lies beneath our feet, deep underground. What is at the center of the Earth? Is there really a solid core of heavy metals, or could it be a hollow environment, as many researchers claim? And just how much of mankind's history took place underground? Recent discoveries of ancient underground structures such as the city of Derinkuyu and the Malta Hypogeum suggest that there may be more structures down there, waiting to be re-discovered. If much of our past was subterranean, could our future be as well? See less

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Cast	+ Add Cast
19 cast members

Name	Known for
William Shatner Self - Host Self - Host See fewer	Star Trek V: The Final Frontier (1989)
Steve Burrows Self - Structural Engineer Self - Structural Engineer See fewer	Dream Big: Engineering Our World (2017)
Andrew Collins Self - Author, Beneath the Pyramids Self - Author, Beneath the Pyramids See fewer	Ancient Aliens (2009)
Michael Dennin Self - Physicist, University of California, Irvine (as Michael Dennin Ph.D.) Self - Physicist, University of California, Irvine (as Michael Dennin Ph.D.) See fewer	Hangar 1: The UFO Files (2014)
John Brandenburg Self - Theoretical Physicist (as John Brandenburg Ph.D) Self - Theoretical Physicist (as John Brandenburg Ph.D) See fewer	Ancient Aliens (2009)
Hugh Newman Self - Author, Earth Grids Self - Author, Earth Grids See fewer	Dowsing: The Complete Survival Guide (2014)
Nick Redfern Self - Author, Keep Out Self - Author, Keep Out See fewer	Three Men Seeking Monsters
Travis Taylor Self - Astrophysicist / Aerospace Engineer (as Travis Taylor Ph.D.) Self - Astrophysicist / Aerospace Engineer (as Travis Taylor Ph.D.) See fewer	Ancient Aliens (2009)
Mark Allin Self - Co-Editor, Above Top Secret Self - Co-Editor, Above Top Secret See fewer	Hunt for the Skinwalker (2018)
Leela Hutchison Self - Gemologist, Gemological Institute of America Self - Gemologist, Gemological Institute of America See fewer	Ancient Aliens (2009)
Glenn Kreisberg Self - Radio Frequency Engineer Self - Radio Frequency Engineer See fewer	Ancient Aliens (2009)
Linda Eneix Self - Founder, Mediterranian Institute for Ancient Civilizations Self - Founder, Mediterranian Institute for Ancient Civilizations See fewer	Ancient Aliens (2009)
Dominic Steavu Self - Associate Professor of Religious Studies UCSB (as Dominic Steavu Ph.D.) Self - Associate Professor of Religious Studies UCSB (as Dominic Steavu Ph.D.) See fewer	Ancient Aliens (2009)
Paul Devereux Self - Author, Stone Age Soundtracks Self - Author, Stone Age Soundtracks See fewer	Secrets of the Dead (1999)
Richard E. Byrd Self - Antarctic Explorer (archive footage) Self - Antarctic Explorer (archive footage) See fewer	With Byrd at the South Pole (1930)
Edmond Halley Self - Astronomer (archive footage) Self - Astronomer (archive footage) See fewer
Elon Musk Self - CEO and Lead Designer, Space X (archive footage) Self - CEO and Lead Designer, Space X (archive footage) See fewer	Machete Kills (2013)
Nikola Tesla Self (archive footage) Self (archive footage) See fewer	Return of Tesla
Jules Verne Self - Author, Journey to the Center of the Earth (archive footage) Self - Author, Journey to the Center of the Earth (archive footage) See fewer	Around the World in 80 Days (1956)