Krka National Park is known primarily for its stunning waterfalls. Yet make sure to also check out Krka’s karst river that flows for 72.5 km from Knin to Sibenik. This river is an ecological marvel as its rich in biological diversity. It’s home to shellfish as well as various kinds of freshwater and saltwater fish. Along Krka’ river, you can also view a number of waters dating back to the end of the 18th century.