Cairo
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 Cairo facts

• The city's metropolitan area is the largest in the Middle East and the Arab world, and 15th-largest in the world, and is associated with Ancient Egypt, as the famous Giza pyramid complex and the ancient city of Memphis are located in its geographical area
• Located near the Nile Delta, modern Cairo was founded in 969 CE by Jawhar al-Siqilli ("the Sicilian") of the Fatimid dynasty, but the land composing the present-day city was the site of ancient national capitals whose remnants remain visible in parts of Old Cairo
• Cairo has long been a center of the region's political and cultural life, and is nicknamed "the city of a thousand minarets" for its preponderance of Islamic architecture
• Egyptians often refer to Cairo as Maṣr (IPA: [mɑsˤɾ]; Egyptian Arabic: مَصر‎‎), the Egyptian Arabic name for Egypt itself, emphasizing the city's importance for the country
• Its official name al-Qāhirah  (Arabic: القاهرة‎‎) means "the Vanquisher" or "the Conqueror", supposedly due to the fact that the planet Mars, al-Najm al-Qahir (Arabic: النجم القاهر‎‎, literally "the Counquering Star"), was rising at the time when the city was founded, possibly also in reference to the much awaited arrival of Caliph al-Mu'izz li Din Allah who reached Cairo in 973 from Mahdia, the old Fatimid capital
• In Coptic the city is known as Kahire (Coptic: ⲕⲁϩⲓⲣⲏ), meaning "Place of the Sun", possibly referring to the ancient city of Heliopolis, the main seat of worship of the solar deity Ra—(or Re)
• The location of the ancient city is the suburb of Ain Shams (Arabic: عين شمس‎‎, literally "Sun-Eye" or "Eye of the Sun")
• The ancient Egyptian name for the area is thought to be Khere-Ohe, "The Place of Combat", supposedly in reference to a mythical battle that took place between Seth and Horus
• Sometimes the city is informally referred to as Kayro (IPA: [kæjɾo]; Egyptian Arabic: كايرو‎‎)
• Cairo has the oldest and largest film and music industries in the Arab world, as well as the world's second-oldest institution of higher learning, al-Azhar University