TripAdvisor claims to have become the first travel website to reach 100 million reviews and opinions.
The milestone comes after it recorded more than a 50% increase year on year.
Facebook-connected users currently submit more than a third (35%) of new reviews on TripAdvisor.
For a hotel in the top 500 searched destinations on TripAdvisor, the average number of reviews is 139 and the average number of candid photos is 534.
The site – founded 13 years ago - now covers more than two million tourism businesses in 116,000 destinations around the world.
It has more than 200 million unique users a month, with more than 47 million marketable members - more than 100% growth year on year - and collects over 60 user contributions a minute.
For a hotel in the top 50 searched destinations in the UK, the average number of reviews is 240 and the average number of candid photos is 53.
Sixteen attractions feature more than 5,000 reviews, with the most reviewed being Central Park in New York with 11,993 reviews.
26 hotels feature more than 5,000 reviews, with the most reviewed being the Luxor in Las Vegas with 9,904.
Co-founder and chief executive Steve Kaufer said: “Travellers the world over want to have the perfect trip, and nothing helps travel planning more than recent reviews from people who have been there before.
“Having 100 million reviews and opinions adds remarkable perspective to any travel-planning decision, and we thank our passionate community as their insights continue to increasingly help travellers plan and have the perfect trip.”
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