- *Eternity: The Lost World of the Maya, A Novel* (2008)
- *The Goddesses of War* (2009)
- *The Weight of Memory* (2010)
- *Beyond the Ridge of the World: A Novel of the Vikings* (2014)
- *Midwinter Rose: A Novel of the Borgia* (2015)
- *The Pirate's Daughter: A Novel of Anne Dieu-le-Veut* (2016)
Nonfiction
- *A Hand to Hold: A memoir on facing breast cancer with friendship, courage, and faith* (2004)
- *From the Edge of Oblivion: Exploring Ancient Ruins of the Yucatan* (2011)
- *I'm a Bad Witch: A Spellbinding Memoir of a Misfit Mystic* (2021)