People line up to paint the exterior walls of the Potala Palace in Lhasa, southwest China's Tibet Autonomous Region, Oct. 28, 2020. The more than 1,300-year-old Potala Palace has been undergoing its annual facelift since Wednesday. The annual whitewashing is a tradtion to protect the building. (Photo: China News Service/He Penglei)
Workers paint the exterior walls of the Potala Palace in Lhasa, southwest China's Tibet Autonomous Region, Oct. 28, 2020. The more than 1,300-year-old Potala Palace has been undergoing its annual facelift since Wednesday. (Photo: China News Service/He Penglei)
A worker paints the exterior walls of the Potala Palace in Lhasa, southwest China's Tibet Autonomous Region, Oct. 28, 2020. (Photo: China News Service/He Penglei)
A worker paints the exterior walls of the Potala Palace in Lhasa, southwest China's Tibet Autonomous Region, Oct. 28, 2020. (Photo: China News Service/He Penglei)
Workers paint the exterior walls of the Potala Palace in Lhasa, southwest China's Tibet Autonomous Region, Oct. 28, 2020. (Photo: China News Service/He Penglei)
A worker paints the exterior walls of the Potala Palace in Lhasa, southwest China's Tibet Autonomous Region, Oct. 28, 2020. (Photo: China News Service/He Penglei)