Low-cost airlines, cheap vacation homes and our strong desire to take a selfie in foreign places have ushered in the golden age of tourism. We are travelling more than ever. And yet after every trip we ask ourselves the same question — where to next?

A question that becomes increasingly difficult with time. With thousands of available options and several different factors to consider (such as time, aspiration, convenience, weather, prices, safety and so on), destination choice is a complicated decision.