The ninth oldest civilization, its current location in Mexico. It began in 1345 AD and is known for pyramids, a writing/number system, and the Nahuatl language.

Teotihuacan

Explanation:

Teotihuacan began as a religious center in the Mexican Highlands around the first century CE. It became the largest and most populated center in the pre-Columbian Americas. that is all I know about it

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