This city legendarily adopted the leopard as its symbol after a leopard walked around in this city before departing for the mountains. This city’s historical site of Afrasiyab contains murals depicting Varkhuman, a Sogdian king. The Zij-i-Sultani star catalog (20[1])was produced at an observatory in this city built by a sultan who also names a madrasah in its Registan square, (*) Ulugh Beg. A ruler of this city was buried in its Gur-e-Amir mausoleum with his son Shah Rukh. This city was one of the two main Silk Road cities of Transoxiana along with its western neighbor, Bukhara. This city was the capital of a ruler who captured Bayezid the Thunderbolt and built pyramids of skulls. For 10 points, name this capital of Tamurlane located in modern-day Uzbekistan. ■END■