Stakkholtsgjá Canyon Park is a hidden gem in South-Iceland, offering a mystical hiking experience through a 2 km long and up to 100 m deep canyon. Visitors can enjoy crossing small rivers, marvel at the narrowing canyon walls, and reach the breathtaking waterfall at the end of the trail. With its fairytale-like scenery and Game of Thrones filming location vibes, this hike is a must-do for nature lovers seeking an adventure off the beaten path.