Straddling the Ganges, beneath Himalayan foothills, Rishikesh calls itself "Yoga Capital of the World". As Yoga Journal tells visitors: "your destination is ultimately the Self.” Spending a morning in one of its cafes makes this clear: plenty of tourists are getting absorbed in self-indulgence, along with higher-minded matters (sometimes drug-fuelled). Still, it's a beautiful place, and you can train to teach yoga in less than a month, with no experience. Which isn't to say there aren't good local teachers...