The ecoregion covers an area of , extending across portions of Armenia, Azerbaijan, Georgia, Iran, Russia, and Turkey. The main Caucasus chain, known as the Greater Caucasus, run from northwest to southeast, extending from north of the Black Sea eastwards to the Caspian Sea. The Caucasus forms the traditional border between Europe and Asia. The highest point in the Caucasus is Mount Elbrus (5,642 m). The ecoregion also includes the Lesser Caucasus or Anti-Caucasus range, which lies south of the Caucasus, as well as the eastern end of the Pontic Mountains, which extends along the southern shore of the Black Sea.