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Mexicas, as they called themselves, built the great Tenochtitlan on Lake Texcoco

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Aztec defeat tepanecs and converted in the major culture in the valley of Mexico

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Aztecs construct one of the most efficient aqueduct systems in the world, it had 3 miles and the water never stops.

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He orders to expand the kingdom. In 1449 there were around 15 million of people. In only a 100 years, the aztecs acomplished the world order of mesoamerica.

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He created a solution for the floods that had destroyed the city. He built a dam that controlled the water levels of Tenochtitlan with gates.

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After the challenges of settling on a lake, they created the chinampas. They are an artificial cultivation system, built in areas where water is the main natural resource present in the environment. They are built in order to grow plants, vegetables and gardens for self-consumption and the local market.

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It was the last official emperor of Tenochtitlan empire, he died stoned by the mexica tribe, because they considered he was giving a lot of privilegs to the spaniers.

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Tezontle is a volcanic rock that mexicas used for construct the big pyramids of Tenochtitlan, and later used for the spaniers for build temples and other constructions