Plitvice Lakes are the oldest and largest national park in the Republic of Croatia. With its exception al natural beauty, this area has always sattracted nature lovers, so on April 8, 1949, it was declared the first national park in Croatia. As the only are in Croatia inscribed on the UNESCO (1979) list of world natural heritage. Plitvice Lakes National Park is threatened with deletion from the same list due to overcrowding, has tyandun planned construction. In 21st century tourism, emitting and receptive markets are expanding faster andc ompetition is getting stronger and more cruel. With the increase in tourist destination visits, tourist providers, tourist destinations and national parks face great challenges, how to endureand how to improve their position in the tourist world. The basic goal of this paper is to investigate how and in what way the Plitvice Lakes National Park Administration responded to the key challenges of overcrowding. The paper will also present and establish the connection between the problematic issues, in the analysis and consequen ces of the excessive and uncontrolled number of visitors to the Plitvice Lakes National Park and their solutions are presented. With the introduction of the new management system in the Plitvice Lakes National Park, the number of visitors has not changed but is evenly distributed, which has a positive impact on the environment and employees satisfaction.