- 1994 "Gringo",
- 1996 "Lomi-Lomi:In the Shadow of the Goddess"
- 2007 "The Empire of Death"
- 2011 "De flytende øyene"
- 2016 "The Perfect Edge of Death"
- 2018 "The Devil You Know"
Faglitteratur
- 2003 "The Legend of the Green Turtle:Archaeological Investigations in the Tuamotu Archipelago"
- 2010 "From Polynesia to the Pampas:The Epic Journey of the South American Camelid"
- 2012 "The Inca Empire's Last Stand:Archaeology of the Vilcabamba Region"
- 2015 "Arkeologien til Marquesasøyene"
- 2020 "The Pre-Columbian Art of the Nazca Lines"
Noveller
- "No Time Like the Future" (2000)
- "The Obsidian Dagger" (2010)
- "The Ghost Warrior" (2009)
- "The Jaguar Throne" (2008)
- "The Bone Knife" (2007)
- "The Shark God's Daughter" (1998)
- "Mana:A Short Story" (2012)
- "The Return:A Short Story" (2017)
- "Den siste dragen" (2019)
- "The Guardian of the Mountain" (2021)