Nature and Wildlife - Enjoy the nature
The primeval and more advanced part of the river is about 45 kilometres long and is in the middle part of the marathon. In this section there is a 12 kilometres long protection area that includes 300 metres of landscape on both sides of the river. It is the most quick-flowing part of the river and there are many water mill dams. In average, the river descends 1,7 metres per kilometre in this section.
Protection area - Must see