What river flows through the city of Rome?

Which river is the deepest in the world?

Which river is the longest in Europe?

What is the name of the river that flows through the capital city of Russia?

What is the name of the river that forms the border between the United States and Canada?

Which is the longest river of Asia?

Which river is known as the "Yellow River"?

Asia's longest river is ________km long.

What river forms the border between Argentina and Uruguay?

What is the length of Nile River?