Europe's two mightiest rivers - the Danube and the Volga - are hugely important but contrasting waterways that tell us much ...

Russia, Brazil, the United States ... including the Yangtze, which is the longest river in Asia, as well as the Yellow River, the third-longest in Asia India is crisscrossed by numerous rivers ...

It has over 40 countries. The world's largest country by area is Russia. Its land area spans across both Europe and Asia. Europe’s longest river is the Volga, which flows through Russia.