The first time I travelled alone was to Amsterdam in my teens. It was a formative experience. I found myself exploring a city in a way I had never done before; without compromise. This, it turns out, is one of the reasons why a growing number of people are opting for a holiday alone.: According to the Association of British Travel Agents, solo travel has risen by a third since 2011. If you haven’t tried it, (and think you might like a holiday without an argument, for once) here are five suggestions for first-timers based on my own and others’ experiences.