History of the calendar

Before the discovery of America and the beginning of its conquest by the Europeans, the territory of present-day Mexico, Guatemala and some other countries were occupied by the Aztec empire, which created a very original calendar. The year consisted of 18 months, 20 days each, and the “remaining” 5 days were considered “unlucky”. This calendar was carved on a huge stone. It had the shape of a circle, with a diameter of about 4 meters. Every day it was marked with its own symbol.
History of the calendar
Creation of a modern standard calendar
Now there are many different calendar systems created by different nations and priests of different religions. Some of them are still limited. Continue reading →