The 623 national road is the natural pass that connects the Meseta with the Cantabrian coast, through the port of Escudo, constituting the shortest route between the cities of Burgos and Santander.
This route has numerous patrimonial, landscape and gastronomic resources, of great tourist attraction for the traveler who wants to live a peaceful experience, in protected natural environments, such as the Natural Park 'Hoces de Alto Ebro y Rudrón', which it crosses and which You can get to know it through its multiple signposted paths, which run throughout the Park, reaching about 350 km. of total length of trails.
Art, culture, heritage and nature abound in this unknown panoramic, green and relaxed route, which will surprise you.