Mountaineering is an exercise in body weight that helps burn calories, increase stamina, and strengthen the core. This exercise uses all the major muscle groups in the body. The best part of this exercise, however, is that it is simple and functional enough to be used almost anywhere. When you do this exercise at a high speed, it works as a form of cardiovascular exercise. The most important mountaineering activities support the body in plank position as you bend your knees to work the core. Watch this video to learn how to do this exercise properly.