The Nile River:

Egypt has been called the Gift of the Nile.Without the Nile River,the longest river in the world,all of Egypt would be a desert.The Nile is one of  the few rivers in the word  that flow from south to north.It flows over 4,000 miles from its source high in the mountains  of central Africa,near the equator ,to its mouth in the Mediterranean Sea. an its mouth , the Nile forms a delta  a piece of land that has slowly built up over the years by the deposit  of loose sand and soil  at the mouth of the river.

The width of the Nile Valley varies from two ti thirty miles. Where black  land stop begins.For this reason ,ancient Egyptians called their land Red Land,Black Land."Compared to the thousands of miles of desert located on either side,the back land looks like  thread.