Now a day, tourism is considered to be an industry. It plays an important role in the economic development of a country. In a some countries, tourism contributes a notable share of their national income. With the passage of time, people are being more interested in visiting historical places, monuments, natural beauty, etc. as a result, the volume of tourist traffic has increased many times during recent years and the global tourist traffic stood at more than 300 million in the early nineties. Realizing the economic and social importance of tourism, most of the developed, developing and underdeveloped countries are making constant endeavors to get a larger share of this benefit.
