The route heads inland to dry and hot Llanca before reaching the turn-off for Cadaques, where the Pyrenees meet the sea.

BBC: Over the Pyrenees to Dali��s house

River dwelling tribes that number less than a thousand strong worry that when the diversion is through, the river will no longer be navigable and may see some Xingu tributaries dry out for good, impacting their way of life and a key route to the city of Altamira nearby.

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However, this seemingly dry and arid region in southern Israel is now home to a burgeoning wine route, thanks to a group of pioneering 21st-century farmers and their use of computerized drip irrigation.

BBC: The Negev desert wine route