Querétaro (Spanish pronunciation:[keˈɾetaɾo]), officially Free and Sovereign State of Querétaro de Arteaga (Spanish:Estado Libre y Soberano de Querétaro de Arteaga), is one of 31 states that, with the Federal District, compose the 32 Federal Entities of Mexico. It is divided into 18 municipalities. Its capital city is Santiago de Querétaro.