feb 20, 4000 BC - First calendar from sun.
Description:
The First calendar was created by the Egyptians with a 365 day year with 12 months and 30 days in the month. This calendar also 3, 120 day seasons. This calendar was important because it has evolved to be what we use today.Added to timeline:
Date:
feb 20, 4000 BC
Now
~ 6028 years ago
