The Kizlyar Bay is a bay of the Caspian Sea located in the Republic of Dagestan, Russian Federation.
If the plans for the proposed Eurasia Canal, linking the Caspian Sea with the Black Sea, are ever implemented, it will likely have the Kizlyar Bay as its eastern end.
Wikipedia https://en.wikipedia.org/wiki/Kizlyar_Bay
Coordinates 44°34'13.628" N 46°57'34.26" E