The GR11 Trail, also known as the "Gran Recorrido 11," is a long-distance hiking route that spans approximately 840 kilometers across the Pyrenees mountain range in Spain. It connects the Atlantic Ocean to the Mediterranean Sea, offering stunning views of diverse landscapes, including valleys, lakes, and peaks. The trail is divided into 43 stages, making it accessible for hikers of varying skill levels. Hikers on the GR11 Trail can experience the rich biodiversity and unique ecosystems of the region. The route passes through several natural parks, such as Ordesa y Monte Perdido and Aigüestortes i Estany de Sant Maurici, providing opportunities to observe local wildlife and flora. The trail is well-marked, ensuring a safe and enjoyable hiking experience.