Castillo de Monfragüe Monument · Torrejón el Rubio, Comarca de Monfragüe y su Entorno, Cáceres Medieval fortress located on a hill within the national park to which it gives its name, with nearby rock shelters containing paintings ranging from 8000 BC to the Iron Age. Photo: Tanja Freibott (CC BY-SA 4.0) What to see and do in Torrejón el Rubio