Criterion (iii): The Archaeological Ensemble of Mérida is a remarkable example of a Roman city built according to all the Roman urban design rules. IntegrityThe remains of the Archaeological Ensemble of Mérida are remarkably well preserved and maintain material integrity. The Consortium “Monumental, Historical-Artistic and Archaeological City of Mérida” has the overall responsibility for the management of the Archaeological Ensemble of Mérida. At the time of the inscription of the Archaeological Ensemble of Mérida, town planning was the main threat. However, the urban development has been addressed through the enforcement of the archaeological heritage protection regulations contained in the Special Protection Plan for the Archaeological Ensemble of Mérida.