Due to heavy snowfall earlier this year, rare wonders of frozen waterfalls and glaciers appear in Kumtag Desert Grand Canyon which is more than 100 kilometers long in the Xinjiang Uyghur (Uygur) Autonomous Region, Feb. 20, 2010. Photo: Xinhua

Due to heavy snowfall earlier this year, rare wonders of frozen waterfalls and glaciers appear in Kumtag Desert Grand Canyon which is more than 100 kilometers long in the Xinjiang Uyghur (Uygur) Autonomous Region, Feb. 20, 2010. Photo: Xinhua

Due to heavy snowfall earlier this year, rare wonders of frozen waterfalls and glaciers appear in Kumtag Desert Grand Canyon which is more than 100 kilometers long in the Xinjiang Uyghur (Uygur) Autonomous Region, Feb. 20, 2010. Photo: Xinhua

Due to heavy snowfall earlier this year, rare wonders of frozen waterfalls and glaciers appear in Kumtag Desert Grand Canyon which is more than 100 kilometers long in the Xinjiang Uyghur (Uygur) Autonomous Region, Feb. 20, 2010. Photo: Xinhua

Due to heavy snowfall earlier this year, rare wonders of frozen waterfalls and glaciers appear in Kumtag Desert Grand Canyon which is more than 100 kilometers long in the Xinjiang Uyghur (Uygur) Autonomous Region, Feb. 20, 2010. Photo: Xinhua

Due to heavy snowfall earlier this year, rare wonders of frozen waterfalls and glaciers appear in Kumtag Desert Grand Canyon which is more than 100 kilometers long in the Xinjiang Uyghur (Uygur) Autonomous Region, Feb. 20, 2010. Photo: Xinhua