The National Park Krka preserving the natural and cultural-historical values of the 46 kilometres long central part of the Krka River flow and 3.5 kilometres of the lower part of the Čikola River flow. The main natural sight of the National Park Krka is Skradinski buk – one of the highest and most beautiful Croatian waterfalls.
Apart from Skradinski buk, you can reach two more of the seven waterfalls on the River Krka. These are the Roški waterfall and the Manojlovac waterfall, which with its height surpasses all other waterfalls in Croatia. At Skradinski buk is also the hydro-electric power plant "Krka" which was finished only a few months after the first world hydro-electric power plant built on Niagara Falls by a genius from Croatia, the famous Nikola Tesla.
A part of the most important cultural-historical values in Croatia is the Franciscan monastery which dates back to 1445 and is situated on the island of Visovac, in the middle of the Visovac Lake and the Krka monastery which was first mentioned in 1402. Krka is the richest river in terms of fish in the Adriatic basin and the most valuable ornithological area in Europe.