Tripadvisor, Inc. functions as an online travel enterprise, organizing its operations into two main segments: Hotels, Media & Platform, and Experiences & Dining. Central to its business are the TripAdvisor-branded websites, including tripadvisor.com for the United States and localized versions available in 40 markets and 20 languages. The company also oversees a portfolio of other travel media brands, such as bokun.io, cruisecritic.com, flipkey.com, thefork.com, helloreco.com, holidaylettings.co.uk, holidaywatchdog.com, housetrip.com, jetsetter.com, niumba.com, seatguru.com, singleplatform.com, vacationhomerentals.com, and viator.com, which collectively furnish users with extensive resources for travel planning and execution. Beyond these offerings, Tripadvisor provides tools for consumers to research and book restaurant reservations in travel destinations, along with various vacation and short-term rental options, including entire homes, condominiums, villas, beach properties, cabins, and cottages. By December 31, 2020, the platform had accumulated one billion reviews and opinions across hotels, diverse accommodations, restaurants, experiences, airlines, and cruises. Tripadvisor, Inc. was established in 2000 and has its headquarters in Needham, Massachusetts.