Isfahan, known as 'Half the World' in Persian poetry, boasts the stunning Shah Mosque and Imam Mosque with their iconic blue-tiled domes and magnificent Islamic architecture. The city's Naghsh-e Jahan Square, a UNESCO World Heritage site, represents the pinnacle of Islamic urban planning and houses several historic mosques and madrasas. Isfahan served as the capital of the Safavid Empire and remains a testament to the golden age of Islamic art, architecture, and scholarship in Persia.