The expression "estar en Babia" (to be daydreaming) Curiosity · San Emiliano, La Montaña de Luna, León The Castilian saying that means to be distracted has its origin here, although the legend of the León kings retiring to these valleys has no documentary proof; Quevedo is among the first writers to have used it. Photo: César J. Pollo (CC BY-SA 4.0) What to see and do in San Emiliano