TripAdvisor, Inc. operates as an online travel company. The company operates in two segments, Hotel and Non-Hotel. Its travel platform aggregates reviews and opinions of members about destinations, accommodations, activities and attractions, and restaurants, which enables users to research and plan their travel experiences, as well as book hotels, flights, cruises, vacation rentals, tours, activities and attractions, and restaurant reservations on its site or mobile app, or on the site or app of travel partner sites. The company operates TripAdvisor-branded Websites, including tripadvisor.com in the United States; and localized versions of the Website in 48 markets and 28 languages. It also manages and operates 20 other media brands that provide users the comprehensive travel-planning and trip-taking resources in the travel industry, such as airfarewatchdog.com, bookingbuddy.com, citymaps.com, cruisecritic.com, familyvacationcritic.com, flipkey.com, thefork.com, gateguru.com, holidaylettings.co.uk, holidaywatchdog.com, housetrip.com, jetsetter.com, niumba.com, onetime.com, oyster.com, seatguru.com, smartertravel.com, tingo.com, vacationhomerentals.com, and viator.com. The company's Websites feature 600 million reviews and opinions on 7.5 million places comprising 1.2 million hotels, inns, B&Bs, and specialty lodging; 750,000 vacation rentals; 4.6 million restaurants; and 915,000 activities and attractions worldwide. TripAdvisor, Inc. was founded in 2000 and is headquartered in Needham, Massachusetts.