Join一 科学与技术 upcoming events being held in Calzada de Valdunciel. Calzada de Valdunciel is a picturesque town in the province of Salamanca, Spain, known for its rich historical heritage, including the Roman bridge of Valdunciel and the Iglesia de Nuestra Señora de la Asunción, making it an ideal destination for those seeking to immerse themselves in Spanish history and culture.