Aqueduct of Rabo de Buey - San Lazaro
It conducted water from streams and subterranean springs situated towards the north of the city, the subterranean conduction is well conserved but from the arches built to cross the Valle de Albarregas only three columns with its corresponding arches are still up close to the Roman Circus and another aqueduct from the 15th century constructed from material from the Roman aqueduct.