Registan is the Heart of Samarkand, Uzbekistan. “Registan” is a persian word meaning “Sandy Place”. The place was a main public square, where people used to gather to hear royal proclamation, herald by blasts on huge copper pipes called Dzharchis. It is framed by three madrassahs (Islamic schools) of unique Islamic architecture. The three madrassahs of the Registan named as Ulugh Beg Madrasah (1417–1420), the Tilya Kori Madrassah (1646–1660) and the Sher-Dor Madrassah (1619–1636).