A Tibetan nomad performs during the Horse Racing Festival on August 4, 2005 in Jiegu Township of Yushu Tibetan Autonomous Prefecture, Qinghai Province, northwest China. The Horse Racing Festival of Tibetan nomads in Yushu Prefecture falls in late July and early August on the Tibetan calendar. During the festival, various equestrian skills will be performed along with singing, dancing and costume shows. (Photo by China Photos/Getty Images)

Tibetan performers dance during a dress rehearsal for the upcoming Horse Racing Festival on July 19, 2007 in Yushu Tibetan Autonomous Prefecture, Qinghai Province, northwest China. (Photo by China Photos/Getty Images)

Children dressed as Tibetan antelopes wait to go on stage during a dress rehearsal for the upcoming Horse Racing Festival on July 19, 2007 in Yushu Tibetan Autonomous Prefecture, Qinghai Province, northwest China. (Photo by China Photos/Getty Images)

Tibetan lamas attend a tug-of-war contest during the Horse Racing Festival on July 20, 2007 in Chengduo County of Yushu Tibetan Autonomous Prefecture, Qinghai Province, northwest China. T (Photo by China Photos/Getty Images)

A Tibetan woman drinks in front of her tent during the Horse Racing Festival on July 21, 2007 in Chengduo County of Yushu Tibetan Autonomous Prefecture, Qinghai Province, northwest China. (Photo by China Photos/Getty Images)

Two Tibetan lamas pray in front of their tent during the Horse Racing Festival on July 21, 2007 in Chengduo County of Yushu Tibetan Autonomous Prefecture, Qinghai Province, northwest China. (Photo by China Photos/Getty Images)

Tibetan women and their children go to watch contests during the Horse Racing Festival on July 20, 2007 in Chengduo County of Yushu Tibetan Autonomous Prefecture, Qinghai Province, northwest China. (Photo by China Photos/Getty Images)

Tibetan woman walk to attend the Horse Racing Festival on July 20, 2007 in Chengduo County of Yushu Tibetan Autonomous Prefecture, Qinghai Province, northwest China. (Photo by China Photos/Getty Images)

Tibetan nomads prepare to attend the Horse Racing Festival on July 20, 2007 in Chengduo County of Yushu Tibetan Autonomous Prefecture, Qinghai Province, northwest China. (Photo by China Photos/Getty Images)

A Tibetan woman kisses her baby in her tent during the Horse Racing Festival on July 20, 2007 in Chengduo County of Yushu Tibetan Autonomous Prefecture, Qinghai Province, northwest China. (Photo by China Photos/Getty Images)

Tibetan lamas wearing masks pose for a photo before to go on stage during the Horse Racing Festival on July 20, 2007 in Chengduo County of Yushu Tibetan Autonomous Prefecture, Qinghai Province, northwest China. (Photo by China Photos/Getty Images)

Two Tibetan lamas play football during the Horse Racing Festival on July 20, 2007 in Chengduo County of Yushu Tibetan Autonomous Prefecture, Qinghai Province, northwest China. (Photo by China Photos/Getty Images)

A Tibetan woman dressed in traditional costume looks on during a dress rehearsal for the upcoming Qinghai Yushu Horse Racing Festival on July 23, 2007 in Yushu County of Yushu Tibetan Autonomous Prefecture, Qinghai Province, China. (Photo by China Photos/Getty Images)

Tibetan children dressed in traditional costumes pose during a dress rehearsal for the upcoming Qinghai Yushu Horse Racing Festival on July 23, 2007 in Yushu County of Yushu Tibetan Autonomous Prefecture, Qinghai Province, China. (Photo by China Photos/Getty Images)

A Tibetan man waits to go on stage during the opening ceremony of the Horse Racing Festival July 25, 2007 in Yushu County of Yushu Tibetan Autonomous Prefecture, Qinghai Province, northwest China. (Photo by China Photos/Getty Images)

Soldiers bearing sabers salute during the opening ceremony of the Horse Racing Festival July 25, 2007 in Yushu County of Yushu Tibetan Autonomous Prefecture, Qinghai Province, northwest China. (Photo by China Photos/Getty Images)

A Tibetan lama carries the Chinese national flag during the opening ceremony of the Horse Racing Festival July 25, 2007 in Yushu County of Yushu Tibetan Autonomous Prefecture, Qinghai Province, northwest China. (Photo by China Photos/Getty Images)

A Tibetan lama blows a horn during the opening ceremony of the Horse Racing Festival July 25, 2007 in Yushu County of Yushu Tibetan Autonomous Prefecture, Qinghai Province, northwest China. (Photo by China Photos/Getty Images)

Tibetan nomads wait to go on stage during the Horse Racing Festival on July 26, 2007 in Yushu County of Yushu Tibetan Autonomous Prefecture, Qinghai Province, northwest China. (Photo by China Photos/Getty Images)

Tibetan riders compete at the Horse Racing Festival on July 26, 2007 in Yushu County of Yushu Tibetan Autonomous Prefecture, Qinghai Province, northwest China. (Photo by China Photos/Getty Images)

A Tibetan rider fires his weapon as he perfoms his riding skills at the Qinghai Yushu Horse Racing Festival on July 27, 2007 in Yushu County of Yushu Tibetan Autonomous Prefecture, Qinghai Province, northwest China. (Photo by China Photos/Getty Images)

A Tibetan rider checks gunpowder at the Qinghai Yushu Horse Racing Festival on July 27, 2007 in Yushu County of Yushu Tibetan Autonomous Prefecture, Qinghai Province, northwest China. (Photo by China Photos/Getty Images)

Tibetan nomads cook behind a truck at the Qinghai Yushu Horse Racing Festival on July 27, 2007 in Yushu County of Yushu Tibetan Autonomous Prefecture, Qinghai Province, northwest China. (Photo by China Photos/Getty Images)