The Nur al-Din Mosque is a 12th-century Zengid-era mosque named after Nur ad-Din Zengi, the sultan who united Muslim Syria against the Crusaders and laid the political groundwork for Saladin's later campaigns. Nur ad-Din was a prodigious builder — he endowed mosques, hospitals, and law colleges across Syria as part of a deliberate policy of religious legitimation, and structures bearing his name survive in Damascus, Aleppo, and several smaller Syrian cities. The Hama mosque is among the better-preserved examples.
The building demonstrates the architectural style of the Zengid period: dressed stone construction, a restrained facade with geometric ornament, and a minaret in the square Syrian tradition. The interior follows the standard Syrian mosque plan with an open courtyard and covered prayer hall. As a Friday mosque it remained in active use through subsequent centuries of Mamluk and Ottoman rule, accumulating minor additions and restorations without losing its essential 12th-century character. It stands as a physical reminder that Hama was already a significant city before the Crusades, and that the Islamic architecture of Syria has roots older than the Ottoman period that tends to dominate travel accounts of the region.