There are so many big-name attractions around the globe and trying to rank them is always going to be controversial; some are impossible to measure, while we have to take those who collect visitor statistics at their word. When we come across pictures of others’ travel adventures, it can be hard to gauge their appeal. For every gorgeous shot of a world wonder or worldly treasure is an image that reveals a massive tourist crowd, sweating in line or posing for photos. So how do we come to terms with the fact that we can’t marvel at the Colosseum without seeing swarms of people fumbling with their cameras to snap a selfie? Do we take the plunge and brave the seemingly never-ending lines, long waits and the tourism charges?