The thesis is concerned with the sustainable tourism development theme. Its goal is to evaluate the current situation of sustainable tourism development in the Liberec Region and also to verify that the region develops adequate activities for its support. The theoretical part is focused on defining the concept of sustainable development, it is focused on description of its essence and its principles. The role of important international organizations is described as well. The practical part is concerned with the characteristics of the Liberec Region. A substantial part of the thesis consists of analysis of offer - environmentally friendly forms of tourism, evaluation based on the chosen indicators of sustainable tourism and questionnaire res...