유럽과 아시아의 경계, 코카서스[Caucasus, The Border of Europe and Asia] The Caucasus lies on the southern edge of the border between Europe and Asia. This region is defined by the Caucasus Mountains, a mountain chain where Europe's highest mountain, Mount Elbrus, is located. Regarding its size, the Caucasus area extends between the Black Sea and the Caspian Sea. Th..