Aztec Bibliography - List of recommended readings on the ancient peoples of Mexico, including cultural, economic, religious and social aspects of Aztec history. - http://www.public.iastate.edu/~rjsalvad/scmfaq/aztecbib.html
Civilizations in America: The Mexica/Aztecs - Overview of this ancient culture with historical, societal, and religious information. Also with pictures. - http://www.wsu.edu/~dee/CIVAMRCA/AZTECS.HTM
Aztec Culture - This exhibit focuses on the archaeology in Mesoamerica and South America, with additional pages on specific sites, cultures, and technology used by the ancient people of Latin America. - http://www.mnsu.edu/emuseum/cultural/mesoamerica/aztec.html
Wikipedia - Aztec - Encyclopedic entry for the Pre-Columbian Mesoamerican people of central Mexico in the 14th, 15th and 16th centuries. - http://en.wikipedia.org/wiki/Aztec
Think Quest - Aztecs - Information about rulers, religious beliefs, gods, technology, culture, and the Spanish Conquest. - http://library.thinkquest.org/27981/
Aztlan - Scholarly papers dealing with various Aztec related issues - http://www.cc.ku.edu/~hoopes/aztlan/
Quetzalcoatl: The Man, The Myth, The Legend - Quetzalcoatl is related to many names and incarnations, and plays a prominent role in a pantheon of virtually all the other Mesoamerican deities. Quetzalcoatl, an Aztec name, goes by the names of Gukumatz, Nine Wind, Kukulcan. - http://weber.ucsd.edu/~anthclub/quetzalcoatl/quetzal.htm