CLICK HERE FOR VIDEORaj Travels and Tours has announced an exclusive partnership with US-based Gray Line Worldwide, the world's largest sightseeing company.Raj Travels will become the master franchisee for Gray Line's India operations. Along with Raj National Express, its point-to-point bus service, Raj Travels will operate a series of Gray Line tours across India.Lalit Sheth, chairman and managing director, Raj Travels, said: "This is the first time in the history of Gray Line that a single operator has been given sole responsibility for conducting tours in any country. With a premium product like Gray Line Tours, we hope to bridge the gap of good quality tours in India and offer tourists an authentic local experience without any compromise on quality."Brad Weber, president and CEO, Gray Line Corporation, said: " We are extremely pleased to cater to the Indian market via Raj Tours and Travels. Travellers can now experience the wonders of India in comfort and security."