AdvertisementOn Tibetan Plateau, A Sense Of Constant SurveillanceFebruary 22, 2012Louisa LimfacebookEmailEthnic Tibetan pilgrims walk on a road during Tibetan New Year in Langmusixiang, Sichuan province, in western China, Feb. 22. Celebrations are subdued in the Tibetan areas of China this year, after a string of self-immolations and protest against Chinese control. (Reuters /Landov)