It is unknown to scientists right know, but they are working their way to getting the answers to questions about it.
The Aztec civilization was started by making Tenochtitlan (today's Mexico City) in about 1330. 1519 - Battle of Otumba. Many Aztecan cities united under one banner and attacked the Aztecan people. The Spanish however, had help from a nearby tribe called Tlaxcaltec because they wanted freedom from their Aztecan overlords. The Aztecan have weaken, and Spanish general Hernán Cortés captured all their cities in 1521.
it is about d`ball diameter long
Twelve months of a lunar calendar total 354 days.
The Chinese calendar repeats after 12 years.
mique
It is O'odham, an Uto-Aztecan language of southern Arizona.
5126 years
Mars is 6,794 km in diameter
30 inches. The diameter is twice the length of the radius.
The Mesoamerican Long Count calendar is a non-repeating, vigesimal (base-20) and base-18 calendar used by several Pre-Columbian Mesoamerican cultures, most notably the Maya. For this reason, it is sometimes known as the Maya (or Mayan) Long Count calendar. Using a modified vigesimal tally, the Long Count calendar identifies a day by counting the number of days passed since a mythical creation date that corresponds to August 11, 3114 BCE in the Gregorian calendar 1] The Long Count calendar was widely used on monuments.
24hours
Basin and Plateau