If your trip to Castrejon de la Pena is all locked in but your travel itinerary is a bit on the empty side, we can give you a few hints and tips.If you're eager to see more, Natural Park of Fuentes Carrionas and Fuente Cobre-Montaña Palentina, Tejeda De Tosande and El Roblón de Estalaya are popular among visitors and within a short drive of the downtown area.