Sultan Hassan mosque is considered the finest piece of early Mamluk architecture in Cairo. Sultan Hassan, the Mamluk ruler, built this mosque between 1365 and 1363. The location of the Sultan Hassan mosque was so important because of its close location to the citadel of Salah El Din on the site of the Palace of Yalbugha al-Yahawws. Here are all info you need to know about Sultan Hassan mosque: