Valencia is a city built around a river that isn't there.

01 The city that moved its river

Most cities are shaped by their rivers. Valencia is shaped by the absence of one. Walk into the centre and you will cross, again and again, a wide green trench that curves through the city like a dry riverbed — because that is exactly what it is. The Turia ran here for a thousand years, until one October night it rose and drowned the streets. Rather than wall the water in, Valencia sent the river away and kept the empty bed. To understand the city, you have to keep asking a strange question: where did the water go?

The answer is everywhere but the middle. The river was pushed to the southern outskirts; its old course became a park; and the water it once carried still organises the land around the city — the irrigated market gardens, the rice lagoon, the courts that ration the flow. Valencia did not defeat its water. It rearranged it. And the rearrangement is the most Valencian thing about the place.

02 The garden that used to be a river

On 14 October 1957 the Turia broke its banks after torrential rain and flooded three-quarters of Valencia, killing at least 81 people. The response was radical: engineers diverted the river several kilometres south of the city through a new channel, the Plan Sur, finished in 1973. That left a nine-kilometre scar of dry riverbed running right through the centre — and the first plan was to pave it into a motorway.

Valencians refused. Under the slogan 'El llit del Túria és nostre i el volem verd' — 'the Turia bed is ours and we want it green' — they fought the highway and won. The old channel opened as a park in 1986: orange trees, pines, running tracks, football pitches and palm groves laid out below street level, so that you descend into it as you once would have descended to the water.

The clue that this was a river is still overhead. A dozen historic bridges vault across the green, built centuries ago to span water that no longer runs beneath them; you jog under stone arches that were engineered against floods. At the seaward end, where the bed widens toward the coast, the city filled the void with Calatrava's City of Arts and Sciences — white, skeletal buildings sitting in shallow pools, a deliberate echo of the water that was banished. Valencia turned its most dangerous place into its most public one.

03 Water on trial, every Thursday

The water the city sent away had somewhere to go: the huerta, the belt of intensely farmed market gardens that has ringed Valencia for over a thousand years. It is fed by a lattice of irrigation channels, the acequias, first engineered under Muslim rule and running still. In a dry land, moving water fairly from field to field is not a convenience; it is the difference between a harvest and ruin. So Valencia built an institution to govern it — and never stopped using it.

Every Thursday at noon, eight farmers in black smocks carry chairs to the Gothic doorway of the cathedral, sit in a half-circle on the pavement, and hold court. This is the Tribunal de les Aigües, the Water Court, and it has met like this for around a thousand years, which makes it one of the oldest functioning judicial bodies in Europe. It settles disputes between irrigators — who took more than their share, who opened a gate out of turn. There are no lawyers and no paperwork. The complaints are spoken aloud in Valencian, judged on the spot by the farmers themselves, and the verdict is final. A case rarely lasts more than a few minutes.

It is easy to file this under folklore, but that misses what it reveals. Here justice about water is oral, public, quick and trusted — UNESCO lists it as intangible heritage precisely because it still works. In a city that engineered a river out of existence, this is the opposite instinct at the human scale: not concrete against nature, but a patient, consensual sharing of a scarce thing. Valencia knows two ways to handle water, and it uses both.

04 Where the water pools: rice

Follow the water south and it stops moving. Ten kilometres from the centre, the acequias and the diverted river drain toward the Albufera, a vast freshwater lagoon separated from the Mediterranean by a pine-covered sandbar. Around it spreads a flooded chessboard of rice paddies that mirror the sky, worked from flat-bottomed boats, silent but for birds. It is the largest lake in Spain and, for much of the year, a sheet of water you can walk beside for hours.

This is where Valencia's most exported idea was born, and it was born out of the water, not the restaurant. Rice has grown in these marshes for over a thousand years, and the field workers cooked what they had over a wood fire at midday: rice with rabbit, chicken, snails and the beans of the huerta, spread thin in a wide flat pan. That pan is the paella; the dish is named after it. What the world serves with seafood and treats as a party trick began as farm labourers' lunch, an edible summary of the land and its water.

Valencians can be fierce about this, and the fierceness is the point. The argument over what belongs in a paella is really an argument about whether a place can hold on to the meaning of its own food. In the villages of the Albufera, like El Palmar, the rice still tastes of where it grew — of a lagoon that exists because the water had to end up somewhere.

05 The sea it kept at arm's length

For a Mediterranean city, Valencia spent centuries facing inland. Its life ran toward the huerta and the river, not the shore; the port and the fishing villages by the beach were kept a walk apart from the walled centre, another world of nets and boats. The most striking of them is El Cabanyal, a grid of low houses that grew from fishermen's shacks and then dressed itself, improbably, in colour.

When the fishing families prospered, they tiled their façades — panels of glazed ceramic in yellow, blue and green, no two houses alike, a whole neighbourhood wearing the same craft that decorates Valencia's floors and domes. Walk its straight streets and you read a century of small ambitions in the tilework, laid parallel to a sea the rest of the city long ignored.

That distance is now closing, and not gently. El Cabanyal was left to decay for decades, threatened by a plan to drive an avenue straight through it to the beach; residents fought that, too, and largely won, and the barrio is now being rediscovered — restored, painted, moved into, argued over. The same tension runs through it as through the riverbed: what a city saves, what it sacrifices, and who decides. Valencia is finally turning to face its sea, warily, tile by tile.

06 How to read Valencia

So skip, for once, the checklist of sights. Read the city as a map of decisions about water. Descend into the green trench and remember it was a river; the calm you feel there is the calm of a danger relocated. Stand at the cathedral door on a Thursday and watch farmers judge a canal; that is water shared by consent. Eat the rice where the water pools, and walk the tiled streets where the city meets the sea it kept waiting.

Do that and Valencia stops being a warm, pleasant stop between Barcelona and the beach and becomes what it is: a place that survived its own river by moving it, and arranged everything else — its fields, its laws, its lunch, its edges — around where the water was allowed to go. Not the monuments, but that quiet, radical rearrangement, is what stays with you.