What were the three most important cities in Spain built by the Islamic people?

The three most important cities in Spain established by Islamic people were Córdoba, Granada, and Sevilla. Córdoba became a major center of learning and culture during the Caliphate, known for its great mosque, the Mezquita. Granada is famous for the Alhambra, a stunning palace and fortress complex, while Sevilla was a key administrative and cultural hub, known for its impressive architecture and vibrant artistic life. These cities played crucial roles in the Islamic Golden Age in Spain, influencing art, science, and philosophy.