Tenerife is one of the Canary Islands in the Atlantic, which have become a gateway for tens of thousands of irregular arrivals seeking a better life in Europe.The leader of the world's 1.4 billion Catholics is concluding his trip with a call for more help for migrants and action against traffickers, at a time when immigration remains a hot topic of political debate."In a sense, all of us are migrants, for we are all pilgrims on our way to our heavenly homeland," he said in an address to hundreds of migrants at Las Raices (The Roots), a reception centre housed in a former military barracks that was initially heavily criticised for overcrowding.

Pope Leo XIV has frequently spoken out in favour of better treatment of migrants © Stefano RELLANDINI / AFP

"Let us help make this journey more humane for everyone by contributing in whatever way we can," he added.The US-born pope is then expected to celebrate an open-air mass in the port of Santa Cruz de Tenerife in front of tens of thousands of people.After visiting Madrid and Barcelona earlier in the week, the pope arrived in another island of the archipelago, Gran Canaria, on Thursday.He condemned "indifference" towards migrants and cast a wreath into the sea at the port of Arguineguin to honour the thousands who have died trying to reach the Canaries."Human dignity has no passport," he said on the dockside before blessing a faded blue cross made of wood from a boat that migrants arrived on."Monsters lurk in these seas... traffickers who enslave women and children, and those whose indifference allows the poor to be swallowed up by exploitation or forgetfulness," he said.'Critical moment'Nearly 1,200 people died or went missing travelling from Africa to the Canary Islands last year, according to the International Organization for Migration, making it one of the world's deadliest migration routes.