Khujand, along with such cities as Bukhara and Samarkand, was one of the most famous civilization centers of science and culture in Central Asia, a city that from ancient times attracted attention with the hospitality of its inhabitants, talented scientists, artisans and craftsmen. It has been known in historical sources since the 7th century. The city attracts the attention of tourists with its numerous medieval citadels, as well as the mosque-mausoleum of Sheikh Musleheddin (17-18 centuries). Khujand has a rich, centuries-old history. In the past, scientists, poets and writers called it the "Crown of the World".