It is rectangular and follows the model of the traditional Castilian Plaza Mayor square. It is the only one in Andalusia with these characteristics. During the reconstruction works, magnificent Roman mosaics were found. These can be seen in the Alcázar de los Reyes Cristianos Fortress.
http://www.spain.info/en_IN/que-quieres/arte/monumentos/cordoba/plaza_de_la_corredera.html