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The Volga (; ) longest river in Russia and Europe. It flows through Central Russia to Southern Russia and into the Caspian Sea, and has a length of , and a catchment area of . It is also Europe's largest river in terms of discharge and drainage basin. It is widely regarded as the national river of Russia. The old Russian state, the Rus' Khaganate, arose along the Volga between the late-8th and mid-9th centuries AD. Historically, it was an important meeting place of Eurasian civilizations.