Atil, literally meaning "Big River", was the capital of Khazaria from the middle of the 8th century until the end of the 10th century. The word is also a Turkic name for the Volga River.
Wikipedia https://en.wikipedia.org/wiki/Atil
Address (Unnamed Road), Russia
Coordinates 46°0'50.247" N 47°49'21.581" E