Circular City – Founded in 762 CE, Baghdad was designed as a perfect circle

House of Wisdom – A major center for knowledge, translation, and science

Paper Revolution – First Middle Eastern city to use paper after learning from Chinese captives

Pinhole Camera – Ibn al-Haytham developed early optics theories here

Advanced Hospitals – Early hospitals with specialized wards and medical training

Chess Hub – Baghdad scholars wrote some of the first chess strategy books

Street Lighting – Oil lamps lit Baghdad’s streets in medieval times

Algebra’s Birthplace – Al-Khwarizmi’s book introduced algebra

Grand Library – One of the largest libraries, destroyed by the Mongols in 1258

Arabian Nights – Many stories from One Thousand and One Nights are set in Baghdad