Cave Houses of Blanca Curiosity · Blanca, Vega Alta del Segura, Murcia Image of Blanca, not of the place itself. The municipality preserves dwellings cut into the rock more than three hundred years old, such as the one known as Calblanca, evidence of the traditional cave architecture of the Valle de Ricote. Photo: Wikipedia / Wikimedia Commons (CC BY-SA) What to see and do in Blanca