A national nature reserve near the district of Polanka nad Odrou in the city of Ostrava. The area is protected by the Department of Reserves. The reason for protection is that it is a unique example of the wonderful nature, where you find beautiful flat plains, and you will find many deserted caves and winding rivers. Beautiful landscapes, fresh and fresh air. If you want to get acquainted with the nature of the Czech Republic, especially the nature of the city of Ostrava, head to this wonderful reserve.