The subject of this final thesis is a interpretation of sustainable development of tourism at a theoretical level and review of his main princeples. For the purpose of the review of the sustanibility in practice, is used National Park Plitvica Lakes and SWOT analysis, which determines the strenghts, weaknesses, opportunities and threats of the sustainable management inside the park. Emphasizing the importance of planning and policy management of the environment in tourism destination by all stakleholders in the tourism industry. The main objective and purpose of this work is to conceptually define sustainable development and sustainable management, and analyze the advantages and recommendations of the sustainable tourism and environmental protection. After processing the data from the relevant scientific literature and sources from the Internet, the conclusion is that the sustainable tourism development is required in every tourist destination.