the capital of the Republic of Tatarstan, a major
port on the left bank of the Volga River, at the confluence of the Kazanka River. One of the major economic, political, scientific, educational, cultural and sports centers in Russia. Kazan Kremlin is one of the UNESCO World Heritage Site.The city has a registered brand "Third Capital of Russia". Informal and semi-officially called the "capital of Russian federalism" and "World Capital of Tatars"