Santander is the capital of Cantabria. It features a small historic center and a buch of beaches on the Cantabrian sea. Its most famous tourist attraction is the Magdalena Palace which was used as a summer getaway by the Spanish royalty.
Gueirua Beach is a hidden place in Asturias (Spain), an almost deserted pebble-beach with amazing views. Access is quite difficult, you must walk down a cliff and down some stairs to arrive to the beach. It is great for taking pictures or spend a relaxing