Most of Russia consists of vast stretches of plains that are predominantly steppe to the south and heavily forested to the north, with tundra along the northern coast. Russia possesses 10% of the world's arable land. Mountain ranges are found along the southern borders, such as the Caucasus (containing Mount Elbrus, which at is the highest point in both Russia and Europe) and the Altai (containing Mount Belukha, which at the is the highest point of Siberia outside of the Russian Far East); and in the eastern parts, such as the Verkhoyansk Range or the volcanoes of Kamchatka Peninsula (containing Klyuchevskaya Sopka, which at the is the highest active volcano in Eurasia as well as the highest point of Asian Russia). The Ural Mountains, rich in mineral resources, form a north-south range that divides Europe and Asia.