The area around it is a fertile valley that produces a large amount of wheat and is also an important source of minerals, including salt.
The area around it is a fertile valley that produces a large amount of wheat and is also an important source of minerals, including salt. Its tributaries include the Oka and Sura Rivers, and cities along it include Samara, Kazan, and Yaroslavi. For ten points, name this longest river in Europe, widely considered to be the national river of Russia.
The area around it is a fertile valley that produces a large amount of wheat and is also an important source of minerals, including salt.
{Volga} River