Seven Third Summits Sumantri () and Ngga Pulu (). The definition of "continent" is a matter of some dispute among mountaineers seeking to complete this challenge. The main ridge of the Greater Caucasus range is generally considered to form the boundary between Europe and Asia. In that case, Mount Elbrus () and Dykh-Tau (), are the two highest mountains in Europe. Excluding the Caucasus Mountains, Mont Blanc () and Monte Rosa () would be Europe's two highest mountains. The Australian continent is defined as comprising the mainland of Australia and proximate islands on the same continental shelf, including Tasmania and New Guinea. In
Mount Elbrus Huts and up the slopes of Elbrus. From the Diesel Hut the route heads straight up towards the east summit of Elbrus, continuing south up the slopes. The slopes surrounding the classical route to Elbrus from the South contain large crevasses. Heading towards Pashtuhova Rocks (at elevation), the classical route up Elbrus becomes steeper after passing between two linear rock bands. After leaving this section, the Elbrus route heads on – first northward, to the east summit of Elbrus, or rather the saddle between the east and west summits of Elbrus (), but soon turns left to the west summit