* The Incas (1999)
* The Aztecs (2001)
* The Mayas (2003)
* The Olmecs (2005)
* The Zapotecs (2007)
* The Mixtecs (2009)
* The Maya Codices (2010)
* The Aztecs: A History (2012)
* The Incas: A History (2013)
* Montezuma's Children: The Lost Empire of the Aztecs (2015)
Non-fiction:
* Daily Life in the Americas (1992)
* The History of the Americas: A Comprehensive Chronology (1995)
* America's Ancient Cities: A Guide to Archaeological Sites and Museums (1997)
* Discovering Mexico's Archaeological Heritage (2000)
* Exploring Peru's Archaeological Heritage (2002)
* Guatemala: A Traveler's Guide to Archaeological Sites (2005)
* Honduras: A Traveler's Guide to Archaeological Sites (2007)
* El Salvador: A Traveler's Guide to Archaeological Sites (2009)
* Belize: A Traveler's Guide to Archaeological Sites (2011)
* Costa Rica: A Traveler's Guide to Archaeological Sites (2012)
* Panama: A Traveler's Guide to Archaeological Sites (2013)