YOU’VE got to hand it to the Catholic church, sometimes its methods work. In 1678, the inhabitants of Fiesch in the Swiss canton of Valais, exasperated with the glaciers that loomed ever larger over their village, swallowing up their pasturage, inaugurated an annual pilgrimage. The hope was to banish the ice forms with chants, prayers and holy water. Several centuries later, their prayers appeared to have been answered…

This article was first published in the Guardian on 29 July 2012. To continue reading click here.