Kazan (Russian: Каза́нь; Tatar: Казан, Qazan) is the capital city of the Republic of Tatarstan, Russia, and one of Russia's largest cities. It is a major industrial, commercial and cultural center, and remains the most important center of
Samara (Russian: Сама́ра) (from 1935 to 1991—Kuybyshev (Ку́йбышев)) is the sixth-largest city in Russia. It is situated in the southeastern part of European Russia, the Volga Federal District, the administrative center of Samara Obl