The Caucasus Mountains are commonly known as a line between Asia and Europe, and the lands in Caucasia are different considered to be in one or both continents. The northern portion of the Caucasus is known as the Ciscaucasus and the southern portion as the Transcaucasus. The highest peak in the Caucasus is Mount Elbrus (5,642 m) which, in the western Ciscaucasus in Russia, is generally considered the highest point in Europe.