4. Aztec Civilization
People of ethnic group of central Mexico were known as ‘The Aztec’, particularly the ones who speak language of Nahuatl. From the 14th to 16th centuries, the huge part of Mesoamerica was dominated by this ethnic group. Basically ‘Nahuatl’ world aztecatl and aztech define the people from Aztlan. The heart of Aztec civilization was Mexico valley where city of Tenochtitlan was built upon a beautiful Lake Texcoco.