Which river flows through London England?
The main river that flows through London, the capital city of England is the Thames river, or River Thames (pronounced 'temz', or 'tems'; Roman name Tamesis).The Thames, at 346 km (215 miles), is the longest river in England and the second-longest in the UK. The longest UK river is the Severn, just eight km (five miles) longer than the Thames.The river wasn't made to flow through London, but London was built on both banks of the river.