This was a place where they would usually hide their gold
The kingdom of Ghana lasted from 500 C.E. to 1200 C.E. They were ruled by a powerful king. The king was also the head of the army and had the final say in justice. He also led the people in religious worship
The camel helped develop the Trans-Saharan Trade. They could drink up to 25 gallons of water at a time, which allowed them to travel for several days without drinking water again. They also have double rows of eyelashes and hairy ear openings to keep the sand out.
The Waganran miners were so interesting because they never revealed the location of their gold. They would rather give up there lives than reveal the location of their gold. To this day, we still don't know where the gold was.
To West Africans, salt was more precious than gold. They would crave salt, and it was good for them. They lose the salt when they sweat, and West Africans sweat a lot. But, in order to obtain this salt, they had to get it from either Taghaza or the Sahara Desert. One method to get the salt was through evaporation, and the other was through mining.
Traders paid taxes to Ghana on all the goods they carried through the empire. Goods were taxed both when traders entered Ghana and when they left. Ghana charged 1/6 of an ounce of gold for each load of salt that came into the kingdom from the north. Then charged 1/3 of an ounce for each load the traders took to the south.