Gray Line is the main tours supplier worldwide. Over 100 years Gray Line has been in the core of the creation and functioning of the best experiences by travellers in the most requested touristic destinies worldwide. With thousands of visits and experience in more than 700 places in six continents, Gray Line is also the main direct supplier of destiny services for online vendors, wholesalers and travel agencies. Founded in 1910, Gray Line has turned into the most well-known brand for consumers in guided tours. Its global network made of elite providers operate one day tours, airport transfers, hop-on hop-off tours, several days’ packages, walking excursions and other specialized destiny services. It counts with over 4000 online products.