* The Day of the Dinosaur (1994)
* The Last Day of Creation (1996)
* Children of the Stone (1998)
* The Eye of Ra (2000)
* The Pyramid of the Sun (2002)
* The Temple of the Moon (2004)
* The Gates of Atlantis (2006)
* The City of the Dead (2008)
* The Island of the Lost (2010)
* The Voyage of the Damned (2012)
Non-fiction:
* The Atlantis Enigma: A New Investigation (1997)
* The Great Pyramid Code: Unlocking the Secrets of the Earth's Most Ancient Monument (2001)
* The Mayan Prophecy: Unlocking the Secrets of the End of Time (2004)
* The Ark of the Covenant: The True Story of the Most Sacred Object in History (2007)
* The Dead Sea Scrolls: The True Story Behind the Most Important Archaeological Discovery of the Twentieth Century (2009)
* The Bible Code: The Secret Codes in the Bible That Reveal the Future (2012)
* The Shroud of Turin: The True Story of the Most Controversial Relic in History (2014)
Short stories:
* "The Last Days of Pompeii" (1995)
* "The Garden of Eden" (2006)
* "The Tower of Babel" (2013)
Children's books:
* The Secret of the Lost City (2001)
* The Mystery of the Maya (2003)
* The Curse of the Pharaoh (2005)