In its long history, Susa contributed to the development of urban planning and architectural design. IntegrityThe excavated site of the ancient urban and architectural remains of Susa is included within the boundaries of the property. Due to the high archaeological potential of the area that surrounds Susa, continuing archaeological research and documentation sustains the integrity of the property. AuthenticityMore than 150 years of archaeological research and historical sources confirm that the property encompasses the site of the ancient city of Susa. As a protected archaeological property, Susa is being conserved using scientific and philological methods and approaches.