Discover the jewels of Cantabria with a visit to the fascinating caves of El Castillo and Las Monedas. Drive through the picturesque villages and rivers of the Pasiegos Valleys. Learn about the region's history at the ethnographic Museum of Vega de Pas. Explore the famous Caves of El Castillo and Las Monedas, both World Heritage Sites by UNESCO since 2008 for their cave paintings. Visit an authentic cave with paintings from the Paleolithic era. Marvel at the legacy our ancestors left us thousands of years ago. Next, take a walk through the town of Puente Viesgo, enjoying views over the Pas river. Make the most of your time in the area by eating at a local restaurant. Then, sit back and enjoy a scenic drive around the Pasiego Valleys crossing valleys, rivers, and mountains until you reach the Mountain Pass of Estacas de Trueba. The landscape on the way is spectacular and will leave you enchanted. Conclude the drive at the waterfall that forms the source of the Yera River. Make your way to Vega de Pas, a small town nestled between mountains, known for being one of the authentic Pasiego villages. Visit the Ethnographic Museum of the Tres Villas Pasiegas. Understand how the Pasiegos used to live from your guide. On the back to Santander, make a stop to soak in the magnificent views over the Cantabrian Mountains offered by the Mirador de la Braguía.