Think about these questions

- What happens when the 90% of a country is covered by desert?
I think that when all the conutry was coverd by the desert the people of these area change their houses and they went to the other part of egypt, except the nomads because they lived in the desert and also in the city.

-How important was the Nile for daily life in the ancient Egypt?
It was so important! Because the Nile was a way for transport arround Egypt, for transport people and differents objects, also, they used to fish in the river and to cultivate some food near the river. The Nile was very useful for the people of Egypt.

Is there any connection between the type of constructions and anciant Egyptians' perception of the world?
Yes! the piramyds of the pharahos, they were a very important and beautiful. Also the build the Sphinx and the Abu simel that it was constructed for the pharaoh Ramesses II