Djamaa el Djazaïr (Arabic: جامع الجزائر), also known as the Great Mosque of Algiers (French: Grande mosquée d`Alger), is a mosque in Algiers, Algeria. It houses the world`s tallest minaret and is the third-largest mosque in the world after the Great Mosque of Mecca and Al-Masjid an-Nabawi of Medina in Saudi Arabia.