Rivers - What is the name of the longest river in Africa?

Question 1: What is the name of the longest river in Africa, which flows northward through eleven countries before emptying into the Mediterranean Sea? <br />Question 2: Which river, located in South America, is the largest by water volume and is known for its diverse ecosystem and numerous tributaries? <br />Question 3: What is the name of the river that flows through the Grand Canyon in Arizona, United States? <br />Question 4: Which famous river in London, England, is spanned by the iconic Tower Bridge? <br />Question 5: What is the name of the river that forms part of the border between the United States...