* "Krystalkraniernes mysterium" (2008)
* "Mysteries of Ancient America" (2009)
* "Machu Picchus syv hemmeligheder" (2010)
* "Inkaimperiets udenjordiske oprindelse" (2011)
* "The Ancient Astronaut Theory:A Scientific Perspective" (2012)
* "The Great Sphinx:Secrets of the Ancient World" (2013)
* "Atlantis:The Truth Behind the Legend" (2014)
* "Lemuria:Stillehavets forsvundne kontinent" (2015)
* "The Hollow Earth:A History of Underground Civilizations" (2016)
* "The Bermuda Triangle:Unsolved Mysteries of the Deep" (2017)
Dokumentarer
* "Krystalkraniernes mysterium" (2008)
* "Mysteries of Ancient America" (2009)
* "Machu Picchus syv hemmeligheder" (2010)
* "Inkaimperiets udenjordiske oprindelse" (2011)
* "The Ancient Astronaut Theory:A Scientific Perspective" (2012)
* "The Great Sphinx:Secrets of the Ancient World" (2013)
* "Atlantis:The Truth Behind the Legend" (2014)
* "Lemuria:Stillehavets forsvundne kontinent" (2015)
* "The Hollow Earth:A History of Underground Civilizations" (2016)
* "The Bermuda Triangle:Unsolved Mysteries of the Deep" (2017)
Artikler
* "The Mystery of the Crystal Skulls" (_Atlantis Rising_, marts/april 2008)
* "Mysteries of Ancient America" (_Atlantis Rising_, maj/juni 2009)
* "Machu Picchus syv hemmeligheder" (_Atlantis Rising_, juli/august 2010)
* "Inkaimperiets udenjordiske oprindelse" (_Atlantis Rising_, september/oktober 2011)
* "The Ancient Astronaut Theory:A Scientific Perspective" (_Atlantis Rising_, november/december 2012)
* "The Great Sphinx:Secrets of the Ancient World" (_Atlantis Rising_, januar/februar 2013)
* "Atlantis:The Truth Behind the Legend" (_Atlantis Rising_, marts/april 2014)
* "Lemuria:The Lost Continent of the Pacific" (_Atlantis Rising_, maj/juni 2015)
* "The Hollow Earth:A History of Underground Civilizations" (_Atlantis Rising_, juli/august 2016)
* "The Bermuda Triangle:Unsolved Mysteries of the Deep" (_Atlantis Rising_, september/oktober 2017)