Mosque of Muhammad Ali, also known as the Alabaster Mosque, is a historical mosque located within the Citadel of Saladin in the city of Cairo, Egypt. The mosque was built between 1830 and 1848 AD by order of Muhammad Ali Pasha, the founder of the Muhammad Ali family that ruled Egypt from 1805 to 1953 AD. The mosque is distinguished by its architectural style that simulates Ottoman architecture. The Mosque of Muhammad Ali was inscribed as a UNESCO World Heritage Site in 1979 as part of Historic Cairo.