Kansas, Mississippi, Ohio an many other middle states.
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So they can match data together, or confirm different findings with more opinions.
Depends on where you’re talking about. For example in Europe, Christopher Columbus was funded money after asking Queen Isabella. He told her about all the he would bring back to the country. So using that information, they would most likely request funding from royalty or people of high social classes.
There are two ways of interaction of Mecca with the Bedouin tribes. One was that it was situated on the way which was used for the trade caravans and nomadic tribes protected the trade routes. The other was the religious interactions as Mecca was the house of Kaba the Holy House and the tribes used to worship various gods which were placed inside Kaba, that was a significant factors the Mecca was considered the central point of the area.