The Plitvice Lakes is a national park in Croatia, near the border with
Bosnia and Herzegovina.
The sixteen different lakes are separated into an upper and lower clusters
and the water run down from an altitude of 636 m to 503 m over a distance
of 8 km with a lot of higher and lower falls. The Plitvice Lakes are
today one of Croatia's biggest tourist attractions with a very well maintained
variety of hiking trails.
The park is on UNESCO World Heritage List since 1979 with reason of "outstanding
natural beauty, and the undisturbed production of travertine through
chemical and biological action".