They were looking for the mythical 7 cities of gold which they never found, but they did find the grand canyon and several other famous landmarks
The Bedouin people are Arab nomadic tribes, living today in Egypt, southern Israel, Jordan and Saudi Arabia. They have been living their way of life pretty much in the same way since the pre-Islamic age.
Slavery helped support the rich by tending to the things that made them richer (the plantations).
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Removing all the jews from the country and giving them a way out