Una National Park, located in Bosnia and Herzegovina, is known for its stunning natural beauty, including the wild Una River, waterfalls, and diverse flora and fauna. Activities include rafting, kayaking, hiking, and exploring medieval fortresses. Accessibility can be challenging in some areas, with rugged terrain; inquire about trail conditions beforehand. Solo exploration is possible, but guided tours are recommended for in-depth knowledge and access to certain areas. Seasonal restrictions may apply, particularly during winter months. Costs vary depending on activities, but expect to pay entrance fees and potentially for guided tours or equipment rentals. A typical visit duration ranges from a day trip to several days, depending on the desired activities.