To track early flooding and growing seasons, so that they knew when to harvest and grow their crops.
Mayan
The ancient civilization Catal Huyuk lived in ancient Anatolia.
because back then they came up with holidays witch are now on calendars.
ancient Egypt emerged as a civilization at about 3200 BC.
The Ancient Mayan Civilization calendar.
yes they did and they created many more.
Most ancient calendars were based off of the Moon's position, the Stars' position, the Sun's position, and the season.
Ancient Hindus generally made use of lunar calendars and solar calendars.
create accurate calendars
Mesopatamia
There are many websites you can use to create calendars online depending on what you want to add to it. One such option is http://www.lulu.com/publish/calendars/.
The Indus River is to ancient Indian civilization what the Nile River is to ancient Egyptian civilization.
Mayan
The Indus River is to ancient Indian civilization what the Nile River is to ancient Egyptian civilization.
The Indus River is to ancient Indian civilization what the Nile River is to ancient Egyptian civilization.
The Indus River is to ancient Indian civilization what the Nile River is to ancient Egyptian civilization.
The Indus River is to ancient Indian civilization what the Nile River is to ancient Egyptian civilization.