A performer of the Yandong Shaolin Kungfu troupe breaks a steel sheet by hitting his head during a performance held at the Worker's Cultural Palace, Taiyuan, capital of north China's Shanxi Province, July 6, 2013. The martial art troupe have their performers trained in the renowned Shaolin Temple, and staged performances worldwide in the hope of promoting Shaolin-style martial arts and Chinese culture. (Xinhua/Fan Minda)