6 books in series

Lost Civilizations

Lost Civilizations is a 4-book series with 6 primary works first released in 1992 with contributions by Dale Brown, Peter Bogucki, Christina Riggs, Frances F. Berdan, Kevin Lane, and Megan E. O’Neil.

The Inca: Lost Civilizations
The Maya: Lost Civilizations
The Aztecs: Lost Civilizations
The Barbarians
Egypt: Lost Civilizations
Egypt: Land of the Pharaohs