Join 1 科学・技術 upcoming events being held in Nafría de Ucero. Nafría de Ucero is a picturesque village in Spain's Castile and Leon region, known for its stunning natural beauty, rich history, and the impressive Carcasón de Ucero, a medieval castle ruin perched atop a rocky outcrop, all of which make it an ideal destination for those seeking cultural and outdoor experiences.