There is no 'river UK' !
It is a tidal river of the east coast of northern England
The River - UK TV series - ended on 1988-11-24.
At the Thames Head in Gloucestershire, UK.
You could try "West Midlands" and "Yorshire and the Humber"
Alfred Oldridge was born in Barton-on-Humber, in Lincolnshire, England, UK.
The River Avon is a 85 mile long river in England. The River Aire is a 71 mile long river in Yorkshire, England.
The River Ribble is a river in northern England. River Rother flows through Kent and East Sussex, England.
Severn, Thames, Trent, Mersey, Clyde, Tyne, Avon, Humber, Ribble, Tamar.
The river Thames is the largest river in the UK.
The river Trent at 185 miles long, flowing through Stoke-on-Trent, Lichfield, Derby, Nottingham and Newark-on-Trent. Its source is Knypersley near Biddulph, Staffordshire and its mouth is the Humber Estuary. This is a very detailed and succinct answer. However, the Trent is the third longest river after the Severn and the Thames.
In the end of January 2013.