Use your mobile phone to book a trip anytime, anywhere through Viator. The Viator Tours and Activities app is the outcome of TripAdvisor’s effort to give prospective travellers a convenient and secure way of arranging visits to more than 2,000 destinations, including some of the most interesting travel experiences imaginable. The app includes images, videos and maps, along with reviews and recommendations by experts, to allow you to plan the perfect holiday trip. viator.com