Croatia's Plitvice National Park was declared a national park since 1949 (Nacionalni Park Plitvička jezera), representing the oldest nature reserve in south-eastern Europe, visited annually by about 1 million tourists.

Plitvice Park in 1979 was declared World Heritage by UNESCO. Karst is a system consisting of 16 lakes, Plitvice joined together by the river, and through dozens of spectacular waterfalls. Dense pine forests that flank the karst system shelter bears, wolves and various birds. The largest lake is Lake Kozjak (Navigator). The 16 lakes are: Lake Prošćansko, Ciginovac, Okrugljak, Batinovac, Veliko Jezero, Malo Jezero, Vir Galovac, Milinovo Lake, Lake Gradinsko, Buk, Kozjak, Milanovac, Gavanovac, Kaluđerovac, Novakovic Brod.

Jezera Plitvice National Park is a great chain of waterfalls and lakes. The largest lake is Lake Kozjak, which is navigable. Natural Park Plitvice is considered one of Croatia's main tourist attractions. For miles, wood trails takes you on a path to catch the blue-green eyes. Site hosts are fish that come ashore without fear.

Extraordinary beauty of the landscape is on the 16 lakes that flow into waterfalls from one to another, creating a picture is breathtaking. The largest waterfall is 70 meters wall color turquoise green and crystal clarity will make you wonder, surely, if what you see is real or not.