A million people cross the river every day without ever knowing. This is the Fleet, the largest of London's 'vanished ... in-Chief' Rob Smith towards the manhole. A vertical ladder takes us ...

The River Fleet flows underground from Hampstead and Highgate Ponds, in north London The Victorian brickwork ... white overalls and waders, via a manhole on Farringdon Road, unsurprisingly ...

The River Fleet is one of London’s “lost rivers” — once ... you can sometimes hear the water gushing beneath the manhole covers. Some Londoners say you can even smell it on a rainy day ...

A short clip from 'The World Beneath Your Feet' exploring London's subterranean river. The River Fleet flows through a labyrinth of tunnels underneath Britain’s capital. Watch the video above to ...

They flow through underground culverts, with a number of them now integral parts of London's sewage system. The River Fleet is the largest of these, its headwaters are two streams on Hampstead ...

In terms of record-setting, the River Fleet had a pretty good head start on the rest. It was busy carving a channel in the earth when London had yet to become London, and the channel itself had ...

An urban explorer exits a drain through a manhole cover in New York ... the storm drain that was once the Fleet River, a tributary of the Thames in London Picture: Steve Duncan / Barcroft Media ...

but in one passage he descends to the “malodorous” Fleet, wisely clothed head-to-toe in protective gear. He finds sweeter aromas pursuing the Ambrook river in a wood in south London ...

valleys and rivers of London have long been buried beneath an endless layer of concrete, visible only in the odd name of a Tube stop or neighborhood like Fleet Street (from the Fleet River ...

When I visited, dressed in stylish white overalls and waders, via a manhole ... river The Fleet was once a broad tidal basin, several hundred feet wide when it reached the Thames, but like many of ...