An outdoor sport is trend on these days. Rock climbing is extremely as well as funny. This sport was started after the World War 2 because of the improvement of climbing tools such as Nylon climbing rope. The basic skill of climbing is start in pose. The most important pose is move only one hand or foot when you climb up. Because this pose can fix hands or feet safety. Rock climbing is very dangerous so a lot of people climb on the model rock which have safety met in these days. However, the expert usually enjoys real rock climbing. This sport uses a lot of power so expert says this sport can help our body healthy. Then let`s climb my big brother.