Southern England.
The river Thames is the largest river in the UK.
At the Thames Head in Gloucestershire, UK.
London, the capital city of the United Kingdom, is on the River Thames.
The main river in the UK is the River Thames. It is the longest river entirely within England, and it flows through the capital and most populated city in the UK, London.
River Severn River Thames River Trent
thames
The River Thames is the best known river.
Take it to the Museum of London, who can identify it for you.
The river Severn. It beats the Thames by about 3 miles.
The Capital of the UK is London, which is on the Thames River.
The largest city on the banks of the Thames River is London, the capital of the UK.
Thames