* Den neste sommeren (1985)
* Den store fristelsen (1988)
* The Last House by the Sea (1990)
* Øya med den røde solen (1992)
* Drømmefangeren (1994)
* The Eagle's Shadow (1996)
* The Secret of the White Rose (1998)
* Andrea Dorias siste reise (2000)
* The Curse of the Pharaohs (2002)
* The Legacy of the Knights Templar (2004)
* Inkaenes hemmelighet (2006)
* Lufthansas siste flytur (2008)
* The Senking of the Titanic (2010)
* The Apocalypse (2012)
* Den tredje verdenskrig (2014)
* The Comet (2016)
* The Flood (2018)
* The Fire (2020)
* Faglitteratur
* The Secret of the Templars (2005)
* The True Story of the Illuminati (2007)
* Vatikanets hemmelige historie (2009)
* Menneskehetens uløste mysterier (2011)
* The Great Disasters of History (2013)
* Menneskehetens viktigste oppfinnelser (2015)
* The Wonders of Nature (2017)
* The Story of Earth (2019)