Everyone know the longest river in the world is the Nile, but how long is it (approximately)?

But hang on, didn’t a 2007 study conclude another river was actually longer? Well, yes. So which one was it?

Which European river is this?

The longest river in the EU, the Danube, passes through more countries than any other. How many?

What ocean does the Limpopo empty into?

Which North American river is this?

What is the longest river in the UK?

And which UK river is this?

Australia’s longest river is the Murray-Darling. It forms most of the border between which two states?

And finally, the Orinoco, one of the longest rivers in South America, flows through Columbia and which other country?