Registan Square ("sandy place") is an administrative and trade-craft center of Samarkand. Registan was completely constructed in 17th century and consists of three madrasahs – Ulugbek (1417-1420), Sher-Dor (1619-1636) and Tillya Kari (1647-1660). From northern-eastern side there is a trade structure Chorsu which was built in 18th century. Six radial streets cross at Registan and