 House of Knowledge

Also, House of Wisdom () or House of Knowledge () was an ancient university of the Fatimid Caliphate (today's Egypt), built in 1004 CE as a library and converted by the Fatimid Imam-Caliph al-Hakim bi-Amr Allah to a state university in the same year.The library's collection was so vast that historian, Ibn Abi Tayyi’ described it as a "Wonder of the world".