The Great Mosque of Kairouan, located in Kairouan, Tunisia, is one of the most important mosques in the Islamic world. Built in 670 AD, it is considered a masterpiece of Islamic architecture and a UNESCO World Heritage site. The mosque features a large courtyard, a stunning prayer hall, and a prominent minaret, which is one of the oldest in North Africa. The mosque serves as a significant center for Islamic learning and culture. Its design reflects the early Islamic architectural style, with influences from Roman and Byzantine structures. The Great Mosque of Kairouan remains a pilgrimage site for Muslims and a symbol of Tunisian heritage.