*Telyashayakh Mosque (Khast Imam Mosque).  It Contains the ''Uthman Qur'an'', considered to be the oldest extant Qur'an in the world. Dating from 655 and stained with the blood of murdered caliph, Uthman, it was brought by Timur to Samarkand, seized by the Russians as a war trophy and taken to Saint Petersburg. It was returned to Uzbekistan in 1924.