The Sierra-Pambley Museum, opened in July 2006, is a building that is located in the Cathedral Square, in an old house of the nineteenth century. It offers visitors the opportunity to tour the home of a wealthy landowner, a good example of bourgeois house, linking memories of two important nobility families of Leon with novelties that were incorporated by the owner, an enterprising man, excited about the progress that offered the scientific and technical developments of his time. Also about to his work and the mission the Foundation, which offered education to children and young people with fewer resources and promoted the educational reform.