That would be the River Thames.
The River Thames is the major river through London, cutting right through the middle of the city. There are many other rivers in London, such as the River Lee (or Lea) and the River Brent.
The river Thames (pronounced temz)
For people to live in.
To have fun and relax
Yes, there are people in England who's job it is to work on and look after the river. The RNLI (Royal National Lifeboat Institution) operates on the River Thames. These are volunteers who assist in keeping the Thames safe.
London is situated on the River Thames (pronounced 'temz'.
Thames River
There are 214 bridges, over 20 tunnels, six public ferries, and one Ford. See attached link for a list of crossings over the river Thames.
The river Thames flows through Central London and tourists visiting that area will always see the river and stay awhile.
The Thames flows through London.
The River Thames has multiple confluences. One such is the confluence of the River Thames and the River Darent at Dartford.