From 250 A.D. to the late 1500's A.D., three advanced civilizations, the Mayans, the Aztecs, and the Incas controlled Central America and South America. Each of them was different but all shared some of the same qualities. They all were civilizations that had a daily life than revolved around religion. Their religions also required a lot of human sacrifices to please the gods. Also, they all invented calendars that were surprisingly accurate compared to the calendars today. One of the calendars was less than a minute from being exact. Finally, they all declined for many different reasons b…
