Have you ever looked at a river and wondered where all the water has come from? Or where it is going to? My name is Seren and today I'm investigating the UK's longest rivers. This is the River ...

Major cities like Pittsburgh, Cincinnati, and Louisville along its banks. - Longest river entirely in Texas. - Watershed: 45,600 sq miles. - Famous for reservoirs like Lake Possum Kingdom.

I’m on the River Severn at this point here on the map… But the river ... kilometres long making it the longest river in the UK, but the longest river in the world is the Nile in north-eastern ...

It is the third longest river in the world, next only to the Nile in Africa (6,670 km) and the Amazon in South America (6,400 km). In its upper reaches, the Yangtze tumbles through steep ...