CNN  —  When Jason O’Sullivan walked through the door of Jenny McGowan’s accommodation in Nangi, a tiny village deep in the mountains of Nepal, she couldn’t believe it. “I wasn’t obviously looking for anyone, because who are we gonna meet on the top of a mountain in the middle of the Himalayas?” Jenny tells CNN Travel today. It was the spring of 2012. Jenny was a 21-year-old student studying education and making the most of a college-organized opportunity to spend a few weeks teaching English