Spain, Andalucia, Cordoba, The Roman Bridge over the Guadalquivir River.

Spain, Andalucia, Cordoba, The Roman Bridge over the Guadalquivir River with the Mezquita Cathedral in the background to the right.

Spain, Andalucia, Cordoba, Statue of San Rafael patron saint of Cordoba on the Roman Bridge with the Mezquita Cathedral in the background.

Spain, Andalucia, Cordoba, statue of San Rafael patron saint of Cordoba on the Roman Bridge with the Mezquita Cathedral in the background.

Spain, Andalucia, Cordoba, The Roman Bridge over the Guadalquivir River and the Mezquita Cathedral .

Spain, Andalucia, Cordoba, The Roman Bridge over the Guadalquivir River with the Mezquita Cathedral in the background to the left.

Spain, Andalucia, Cordoba, The Roman bridge over the Rio Guadalquivir.

Spain, Andalucia, Cordoba, The Roman bridge over the Rio Guadalquivir.

Spain, Castille-Leon, Segovia, Roman Aqueduct.

Spain, Castille-Leon, Segovia, Roman Aqueduct.

Spain, Castille-Leon, Segovia, Roman Aqueduct.

Spain, Castille-Leon, Segovia, Roman Aqueduct.