The Côa Valley is located in northeastern Portugal and is known for its stunning natural landscapes and rich archaeological significance. The valley is home to the Côa River, which flows through a region characterized by steep cliffs and diverse flora and fauna. One of the valley's most notable features is the Côa Valley Archaeological Park, where ancient rock engravings dating back to the Upper Paleolithic period can be found. These engravings provide valuable insights into prehistoric human life and are recognized as a UNESCO World Heritage Site, attracting researchers and tourists alike.