#01 - Why are There So Many Different Calendars in the World?
Update: 2021-02-03
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Have you ever wonder why Chinese New Year, Eid Al-fitr, Vesak, and Day of Silence falls on a different date each year, yet Christmas always stays the same? And why does the ninth month is called September? And also, why are there so many calendars in the world? Who invented them?
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