A program for developing tourism in a given area is based on appraisal of its attractiveness. It includes guidelines derived from the features and interactions of all environmental factors. Such an appraisal covers a variety of aspects and various impacts of tourists on the environment and vice versa are reviewed. Taking planning decisions and formulating tourism investment projects are based on a series of subsequent approximations by reviewing maps with increasing scales. Climate, land relief water, vegetation, availability of transport and public demand for recreation are the main factors taken into account in evaluating attractiveness and the value in terms of tourism.