What were the inventions of the Mayans?

The Maya, using their knowledge of astronomy, and building on the Olmec solar calendar, created the most accurate calendar in the ancient world. The Maya also created inventions of their own, inventions like the vast underground reservoirs that held fresh water safely in times of drought. read more

Mayan inventions include a calander and a complex heiroglyphics system. While it cannot be said that they were the sole inventors of such advancements, they did invent them independently in the Western Hemisphere, and their calendar and wrintings differed from that of the Egyptions and Chinese. read more