Tourism has always been one of the most attractive and interesting kinds of time spending for millions of people. Tourism, as an industry, is very profitable and is considered an economical savior for the countries, especially for those, which are not so strong from the point of view of industry and economic development, but are very attractive by their historical places and rich architecture. The tourism, especially the nature tourism, brings not only economic value; it is also rather dangerous ecologically, because tourism influence ecology of the countries in the negative way. The present paper is devoted to the discussion of the environmental impacts of tourism and contains discussion of economic benefits of tourism compared to its ecological impacts.