Liberty TripAdvisor Holdings Inc provides online travel site services and online retail through its subsidiary TripAdvisor. Tripadvisor operates across three reportable segments: Brand Tripadvisor, Viator, and TheFork. The Tripadvisor brand offers travelers and experience seekers an online platform for travelers to discover, generate, and share authentic user-generated content in the form of ratings and reviews for destinations, points of interest, experiences, accommodations, restaurants, and cruises. Viator's online marketplace is comprehensive, connecting travelers to bookable tours, activities and attractions. TheFork provides an online marketplace that enables diners to discover and book online reservations at more than 55,000 restaurants in 12 countries.