The Nile River is approximately 4,100 miles long and was historically thought to be the longest river in the world There is plenty of debate surrounding this, however, for many believe the Amazon River in South America might be longer According to the United States Geological Survey, the Nile is about 100 miles longer than the AmazonAmazon River, Portuguese Rio Amazonas, Spanish Río Amazonas, also called Río Marañón and Rio Solimões, the greatest river of South America and the largest drainage system in the world in terms of the volume of its flow and the area of its basinThe total length of the river—as measured from the headwaters of the UcayaliApurímac river system in southern Peru—is at least 4,000 miles
Amazon River Facts History Location Length Animals Map Britannica