Artists from the Tibetan Drama Troupe rehearse "The Auspicious Olympics" in China's Tibet Autonomous Region, April 9, 2009. "The Auspicious Olympics", selected by the Beijing Organizing Committee for the Games of the XXIX Olympiad (BOCOG), will be performed in Beijing on August 8, before the opening ceremony of the 2008 Beijing Olympic Games. Tibetan drama is one of the listed national intangible culture heritage, which can be traced back more than 600 years ago. (Xinhua)