A Buddhist monk performs Cham dance at the Drigung Monastery in Lhasa, southwest China's Tibet Autonomous Region, June 9, 2021. Cham dance is a masked and costumed ritual performed by Tibetan Buddhist monks. (Xinhua/Chogo)

Buddhist monks perform Cham dance at the Drigung Monastery in Lhasa, southwest China's Tibet Autonomous Region, June 9, 2021. Cham dance is a masked and costumed ritual performed by Tibetan Buddhist monks. (Xinhua/Chogo)

Buddhist monks perform Cham dance at the Drigung Monastery in Lhasa, southwest China's Tibet Autonomous Region, June 9, 2021. Cham dance is a masked and costumed ritual performed by Tibetan Buddhist monks. (Xinhua/Chogo)

A Buddhist monk performs Cham dance at the Drigung Monastery in Lhasa, southwest China's Tibet Autonomous Region, June 9, 2021. Cham dance is a masked and costumed ritual performed by Tibetan Buddhist monks. (Xinhua/Chogo)