The Jameh Mosque of Isfahan, located in Isfahan, Iran, is an outstanding example of Islamic architecture and is one of the oldest mosques still standing in Iran. The structure has been a UNESCO World Heritage Site since 2012. The mosque has evolved over 12 centuries and embodies various architectural styles, reflecting the cultural exchanges and influences throughout its expansion and renovations. It covers an area of over 20,000 square meters and is distinguished by its stunning brickwork, calligraphy, and intricate tile work. The mosque features four iwan (vaulted portico) layout, with each iwan leading to a courtyard surrounded by two-story arcades. The main iwan leads to the mihrab, a semicircular niche indicating the qibla – the direction of Kaaba in Mecca, which Muslims face during prayer. The mosque also showcases two magnificent domes, the Nezam al-Mulk Dome and the Taj al-Mulk Dome, representing Seljuk dynasty achievements. The Jameh Mosque of Isfahan is not only a place for worship but also serves as an educational center, underlining its importance in the Islamic world.