Southern Russia GuideSouthern Russia is a region in Russia bordering the country's Central and Volga Regions to the north, Kazakhstan and the Caspian Sea to the east, Azerbaijan and Georgia to the south, the Black Sea and Ukraine to the west. HotelsFind hotels in Sochi, Grozny and more. SochiSochi is one of the southernmost places of Russia and the second-largest city of Krasnodar Krai, with a population of 415,000. North CaucasusThe North Caucasus is a region of the Caucasus located in Southern Russia, bordering Georgia to the south and Krasnodar Krai, Stavropol Krai, and Kalmykia to the north. KalmykiaKalmykia is a republic in Southern Russia and is most certainly the only Tibetan Buddhist "nation" of Europe. Krasnodar KraiKrasnodar Krai is a region in Southern Russia, bordering Ukraine to the west, Rostov Oblast to the north, Stavropol Krai to the east, and Georgia and Karachay-Cherkessia to the south. Stavropol KraiStavropol Krai is a region in Southern Russia, which borders Krasnodar Krai to the west, Rostov Oblast to the north, Kalmykia to the east, and all the republics of the North Caucasus to the south. Rostov OblastRostov Oblast is a region in Southern Russia, which borders Krasnodar Krai in the southwest, Ukraine in the northwest, Voronezh Oblast in the north, Volgograd Oblast in the northeast, Kalmykia in the east, and Stavropol Krai in the south. Caucasian Biosphere ReserveCaucasian Biosphere Reserve is in Krasnodar Krai, Adygea and Karachay-Cherkessia of Russia. AdygeaAdygea Republic is an autonomy in Southern Russia. Adygea is one of the smallest Russian regions.