For PLATO:
Maya: Created hieroglyphic writing system
Developed the accurate calendar systems
Constructed Chichen Itza
Aztec: Built Tenochtitlan
Sustained 20mil population
Grew floating gardens
Latin America is a region of racial and cultural diversity. <span>It is a group of countries and dependencies in the Americas where Romance languages are predominant. The term originated in 19th century France as Amérique latine to consider French-speaking territories in the Americas along with the larger group of countries where Spanish and Portuguese languages prevailed.</span>