The Plitvice Lakes National Park in Croatia contains 16 lakes formed by the joining and separating of waters. It is the oldest and largest national park in Croatia, included in UNESCO in 1979. The park features diverse plant and animal life, including 1,267 plant species and 157 bird species, as well as caves, forests, and the highest waterfall in Croatia at 78 meters long. Every season offers its own natural beauty at the Plitvice Lakes National Park.