Puente Califal y Parque Natural de la Sierra de Hornachuelos Nature · Villaviciosa de Córdoba, Valle del Guadiato, Córdoba Image of Villaviciosa de Córdoba, not of the place itself. The Puente Califal (Caliphal Bridge) crosses the río Guadiato within the municipality, whose southern half lies within the Parque Natural de la Sierra de Hornachuelos, deep in the Sierra Morena. Photo: kallerna (CC BY-SA 4.0) What to see and do in Villaviciosa de Córdoba