TripAdvisor Becomes the First Travel Brand to Break the 40 Million Unique Monthly Visitors Barrier

co.uk site on its own boasts 4.5 million unique visitors per month. That's more than Expedia.co.uk (3.4mm), HSBC.co.uk (4.1mm), and on a par with BT.com (4.5mm)*. "The tremendous reception of our site, created by travellers for travellers...