Why not? No-one had ever done it: one of the longest of all overland journeys, from the English Channel to Singapore. Several expeditions had tried. Some had reached the Persian deserts; a few, the Indian plains. But none had gone further: over the jungle-clad Assamese mountains, across northern Burma, to Thailand and Malaya. It was 1955. For the final 3,000 miles, it seemed, there were ‘too many rivers and too few roads’. But no-one really knew…

They were undergraduates with no money, no cars-no nothing, except cool audacity. They wheedled and cajoled, coaxing the BBC into supplying film for a possible series; ‘persuading’ Rover to lend them two factory-fresh off-road vehicles; sweet-talking a book publisher into offering an advance. By the time they set off, their eighty-plus sponsors ranged from whiskey distillers to collapsible bucket-makers. Seven months and 12,000 miles later, two weary, police-escorted Land Rovers rolled into Singapore to flash-bulbs and champagne. Here, their bestseller is republished, with a foreword by Sir David Attenborough. He had given them that film, after all.