The Cave of Altamira is a cave complex, located near the historic town of Santillana del Mar in Cantabria, Spain.
The Collegiate Church of Santa Juliana is a monastic establishment located in the medieval town of Santillana del Mar, Spain.
The Puente de Golbardo spans the Saja river with its elegant stone arches.
The Tower house of Calderón de la Barca family is a significant historical residence.