Drivers are being advised to avoid the area if possible.

Families clustered under canvases to escape the 30C degree heat, as swirling dust caught in the eyes and mouth. Resources are stretched and fierce arguments often break out over access to shelter.Returnees receive between 4,000 and 10,000 Afghanis (£41 to £104) from the Kabul authorities, according to Hedayatullah Yad Shinwari, a member of the camp's Taliban-appointed finance committee.

The mass deportation is placing significant pressure on Afghanistan's fragile infrastructure, with an economy in crisis and a population nearing 45 million people."We have resolved most issues, but the arrival of people in such large numbers naturally brings difficulties," said Bakht Jamal Gohar, the Taliban's head of refugee affairs at the crossing. "These people left decades ago and left all their belongings behind. Some of their homes were destroyed during 20 years of war."Nearly every family told the BBC that Pakistani border guards restricted what they could bring – a complaint echoed by some human rights groups.

Chaudhry said in response that Pakistan did "not have any policy that prevents Afghan refugees from taking their household items with them".One man, sitting on the roadside in the blistering sun, said his children had begged to stay in Pakistan, the country where they were born. They had been given temporary residency, but that expired in March.

"Now we'll never go back. Not after how we were treated," he said.

The family of a British couple in their seventies who have been detained in Afghanistan have expressed fears for their health after a court appearance was delayed."They're a different type of visitor, their demographics are different, their spend is different and their needs are different."

Anna Hume, who grew up on Anglesey and works at Ribride in the summer, agreed that a longer season would create employment."It's great to have a summer job in tourism or hospitality, but there's nothing to keep young people here all year round," she said.

"There's not enough jobs to support young people, then we kind of end up moving away and can't afford to buy houses here because there's not enough income."Frustrations about visitor numbers have already been felt recently, albeit on a smaller scale, after the popularity of Anglesey’s Llanddwyn Beach - helped by it being featured in HBO's House of the Dragon -