What is the longest river in the world?

Which river carries more water than any other river on Earth?

The Amazon River flows into which ocean?

Through how many countries does the Danube River flow?

The Nile River flows northward through Africa before emptying into which body of water?

Which is the longest river in Europe?

The Yangtze River is the longest river in Asia. Through which country does it flow?

Which river forms the border between the United States and Mexico for much of its length?

The Congo River is notable for being the world's deepest river. In which continent is it located?

Which river system is considered the cradle of Western civilization?

The Ganges River is sacred in Hinduism. It rises in which mountain range?

What is the longest river in North America?

The Rhine River flows through several European countries before emptying into which body of water?

Which river forms much of the border between Zambia and Zimbabwe?

The Mekong River runs through six countries in Southeast Asia. Which of the following is NOT one of them?

The source of the White Nile is generally considered to be which lake?

Which South American river has the largest drainage basin in the world?

The Murray River is the longest river in Australia. Into which body of water does it empty?

Which river runs through the most capital cities of any river in the world?

The Huang He or Yellow River is one of China's most important rivers. What gives it its distinctive color?