Day 1: Basque Coast and Santillana del Mar - 10:00 AM: Visit the Guggenheim Museum Bilbao, an iconic modern art museum. (Art Museum, Duration: 2 hours, Address: Abandoibarra Etorbidea, 2, 48009 Bilbo, Bizkaia) - 12:30 PM: Enjoy pintxos (Basque tapas) at Plaza Nueva, a historic square in Bilbao. (Culinary Experience, Duration: 1.5 hours, Address: Plaza Nueva, 48005 Bilbo, Bizkaia) - 2:30 PM: Drive to San Juan de Gaztelugatxe, a stunning coastal rock formation with a hermitage on top. (Natural Site, Duration: 2 hours, Address: San Juan de Gaztelugatxe, 48130 Gaztelugatxe, Biscay) - 5:00 PM: Explore the medieval village of Santillana del Mar, known for its cobblestone streets and well-preserved historic buildings. (Historic Village, Duration: 2 hours, Address: Santillana del Mar, Cantabria) Google Maps Link: https://www.google.com/maps/dir/Guggenheim+Museum+Bilbao/Bilbao/Plaza+Nueva/Bilbao/San+Juan+de+Gaztelugatxe/Gaztelugatxe/Santillana+del+Mar/Cantabria Day 2: Picos de Europa National Park - 9:00 AM: Start your day hiking in Picos de Europa National Park, where you can enjoy breathtaking mountain landscapes. (Hiking, Duration: 4-6 hours, Address: Picos de Europa National Park, Asturias, Cantabria) - 2:00 PM: Visit the Fuente Dé cable car to enjoy panoramic views of the surrounding mountains. (Scenic Spot, Duration: 1 hour, Address: Teleférico de Fuente Dé, 39588 Camaleño, Cantabria) - 4:00 PM: Explore the charming village of Potes, known for its medieval bridge and historic center. (Historic Village, Duration: 2 hours, Address: Potes, Cantabria) - 7:00 PM: Taste the local cuisine at a traditional mountain restaurant in Fuente Dé. (Culinary Experience, Duration: 2 hours, Address: Fuente Dé, Cantabria) Google Maps Link: https://www.google.com/maps/dir/Picos+de+Europa+National+Park/Asturias/Cantabria/Fuente+Dé/Camaleño/Potes/Cantabria Day 3: Santander and Cabárceno Natural Park - 10:00 AM: Explore Santander, the capital city of Cantabria. Visit the Palacio de la Magdalena, a beautiful palace overlooking the bay. (Historic Site, Duration: 2 hours, Address: Península de la Magdalena, 39005 Santander, Cantabria) - 12:30 PM: Enjoy a delicious seafood lunch at one of the traditional restaurants near the port of Santander. (Culinary Experience, Duration: 1.5 hours, Address: Santander Port, Cantabria) - 2:30 PM: Experience wildlife at Cabárceno Natural Park, a unique zoo located in a former iron mine. (Wildlife Park, Duration: 4 hours, Address: Obregón, 39690 Penagos, Cantabria) - 7:00 PM: Take a relaxing stroll along the Sardinero Beach promenade, enjoying the views of the Cantabrian Sea. (Beach, Duration: 1 hour, Address: Sardinero Beach, Santander, Cantabria) Google Maps Link: https://www.google.com/maps/dir/Península+de+la+Magdalena/Santander/Santander+Port/Santander/Cabárceno+Natural+Park/Penagos/Sardinero+Beach/Santander