The Plitvice Lakes are the most renowned national park in Croatia, and is also one of the most beautiful sites of nature in all of Europe, they are a specific geological and hydrogeological phenomenon of karst. The Plitvice lakes comprise of 16 terrace like lakes, all interconnected by waterfalls, and kilometers of wooden bridges and forest paths allow for a close encounter with the lakes. First lake lies on 636 meter altitude, while the last one, 8 km further to the South, lies on 133 meters. Largest depth of the lakes is 46 meters, and natural phenomenon of Plitvice Lakes is transparency of lake water, which reaches 8 meter deep.