When I arrived in Nepal, I biked around Kathmandu to conduct a little vox pop on local attitudes to the yeti. With mixed results.

But that’s always the way - city folk are doubtful and unsure, they've maybe just heard some stories from their grandparents. It’s only when you get to more remote mountain areas that you find increasing conviction and some second-hand stories. And it's only when you get to the even more remote areas that you come across certainty and seemingly credible first-hand sightings…