Rivers is the central parts of the conveyor that carries water from the higher parts of the earth which is the mountains and hills to the lower parts which are the lakes and seas. Rivers are essential to human life as they help in providing, food, transport, industrial purposes and much more, rivers are of different length and volume, here is a list of top four Longest Rivers in the world.

1. The Nile River, East Africa

The River Nile is the longest in the world covering a distance of 4,132 miles (6,853 Km). It is regarded as an international river as its drainage basin includes eleven east African countries, namely Tanzania, Uganda, Rwanda, Burundi, Kenya, the Democratic Republic of Congo, Ethiopia, Eritrea, South Sudan, Sudan and Egypt.The White Nile and the Blue Nile are the significant tributes of Nile, the northern section of Nile flows entirely through the Sudanese desert to Egypt, and finally, the Nile flows into the Mediterranean Sea.

2. Amazon River, South America

Amazon River is the second longest river after The Nile; its length measures 3,976 miles (6,400 Km). Although River Nile is the longest, the Amazon carries the most significant volume of water.As the season's change, so does the river. During the dry its, the Amazon width measures 4 Km during the dry period and increases to 50 Km, its current reach a speed of 7km/hr. Countries in its drainage basin are Brazil, Peru, Bolivia, Colombia, Ecuador, Venezuela, and Guyana; it finally outflows into the Mediterranean Sea.

3. Yangtze River, China

The river is the longest in China and the third in the world. It originates from the Tanggula Range in Qinghai province in western China.

The river length measures 3,917 miles, and it contributes largely to the economy and China cultures, for decades the Yangtze water has been used for transportation, fishing, industrial purposes, and irrigation. After flowing through eleven provinces, River Yangtze pours its water into the East China Sea.

4. Mississippi River, North America

Mississippi lies on North American continent; it flows entirely in the United States. Its length measures 3902 miles making it the world fourth longest river, its principal tributaries are the Arkansas, Illinois, Missouri, and the Ohio.The formation of stream Mississippi started two billion years ago, after an environmental tension altered the course river system basin, creating the mountain systems in North America.