Tourism can be seen as one of the key industries in world as it contributes more than 10% in global economic output along with one out of ten jobs, (WTTC, n.d). This statement of World Travel & Tourism Council indicates the importance of tourism industry in world economy. In current scenario world tourism industry is booming and so as in Britain. It is the key competitor for this industry and rated 7th in the world for number of visitors as well as their spending. This report will provide the understanding of the environment under which this industry operates. This report includes the study of history and structure of travel and tourism, national policies about this sector and effect of changes in policies. This study also includes impacts of industry developments as well as effects of supply and demand.