Sana

Sana is a river in northwestern Bosnia that originates from three karst springs in the town of Donja Pecka, and flows into the Una river in Bosanski Novi. It is rich in fish, mostly salmonid species of fish, and it is best known for its young. In the upper course, the river is cold and fast, while in the lower course, the water is slower and warmer, which is why it is also suitable for swimming in the summer. widely known for the number of saplings that swim with him.