TripAdvisor is the go-to review site for so many travellers, whether they're looking for advice from fellow explorers or leaving reviews after a recent visit. In April 2017, the site reached half a billion reviews across its 7.3 million establishments and organisations listed. But with so many reviews and ratings, what can all this data tell us? This week, TripAdvisor has released figures detailing the most-reviewed hotels, attractions and destinations on the site. Here’s what they found.