Caminito del Rey, a nearly 8-kilometer route that was once considered one of the most dangerous trails in the world, has now been renovated and is now safe. It is also one of the most beautiful hiking trails in Spain. If you travel to southern Spain, you must not miss the unique experience of walking on the 100-meter-high canyon pedestrian bridge. It will definitely be unforgettable. Since the trail is so poplar, d’ont forget to book your tickets well in advance from their offical site.