It is bordered in the south by the Mazandaran, Golestan, and Gilan provinces and in the northwest by the Dagestan and Kalmykia Oblasts. It forms the shallow Garabogaz Bay in the east, while the Asperon Peninsula jutting into it is a major source of oil and the location of Baku, the capital of Azerbaijan. It is connected to 
It is bordered in the south by the Mazandaran, Golestan, and Gilan provinces and in the northwest by the Dagestan and Kalmykia Oblasts. It forms the shallow Garabogaz Bay in the east, while the Asperon Peninsula jutting into it is a major source of oil and the location of Baku, the capital of Azerbaijan. It is connected to the Sea of Azov via a canal between the Don and Volga Rivers, the latter of which is its major feeder. Bordered by Turkmenistan, Kazakhstan, and Russia as well as by Iran, this is, For 10 points, what "sea" is actually the world's largest lake?
It is bordered in the south by the Mazandaran, Golestan, and Gilan provinces and in the northwest by the Dagestan and Kalmykia Oblasts.
{Caspian} Sea