The Thames River is the longest river in England and one of the most famous rivers in the world. Flowing through London and several historic towns, it has played a key role in British history, trade, and culture. Explore its geography, significance, and modern challenges.
The Thames is one of the World's most fascinating and beautiful rivers. From source to sea, its 215 miles flow from springs in Gloucestershire through rural and developed areas to London and on to the imposing tidal estuary into the North Sea.
The River Thames (/ tɛmz / ⓘ TEMZ), known alternatively in parts as the River Isis, is a river that flows through southern England including London. At 215 miles (346 km), it is the longest river entirely in England and the second-longest in the United Kingdom, after the River Severn. The river rises at Thames Head in Gloucestershire and flows into the North Sea near Tilbury, Essex and ...
River Thames, chief river of southern England. River Thames, chief river of southern England. Rising in the Cotswold Hills, its basin covers an area of approximately 5,500 square miles (14,250 square km). The traditional source at Thames Head, which is dry for much of the year, is marked by a stone in a field 356 feet (108.5 metres) above sea level and 3 miles (5 km) southwest of the town of ...
See our map of the River Thames featuring things to do, accommodation and restaurants along its path or our events guide. Starting as a small trickle in the Cotswolds the River Thames travels over 210 miles through the heart of some of England’s most picturesque towns, right into the centre of London and eventually, out into the North Sea.