Jezero Petnja is a natural lake located in Završje in Croatia near the border with Bosnia and Hercegovina. It is a popular destination for hiking, camping, fishing and swimming. You can also explore and photograph the stunning surrounding mountains and forest. There is a large wooden scenic footbridge over the lake near the entrance offering a pleasant stroll through the pine forest. Make sure to also walk up the hill opposite the lake for a breathtaking view of the lake and its surroundings. There is also an adventure park nearby with zip-lines and rappelling.No matter what kind of adventure you’re looking for, Jezero Petnja has something for everyone.