A woman spins prayer wheels nearby the Jokhang Temple in Lhasa, capital of southwest China's Tibet Autonomous Region, Jan. 3, 2016. When slack farming season comes, farmers and herdsmen from all over Tibet start their pilgrimages to Lhasa, during which they spent months kowtowing along the roads, around mountains and spinning prayer wheels, just to pray and worship. (Xinhua/Liu Dongjun)

A woman spins prayer wheels nearby the Jokhang Temple in Lhasa, capital of southwest China's Tibet Autonomous Region, Jan. 3, 2016. When slack farming season comes, farmers and herdsmen from all over Tibet start their pilgrimages to Lhasa, during which they spent months kowtowing along the roads, around mountains and spinning prayer wheels, just to pray and worship. (Xinhua/Liu Dongjun)

Pilgrims pray at the entrance of the Jokhang Temple in Lhasa, capital of southwest China's Tibet Autonomous Region, Jan. 3, 2016. When slack farming season comes, farmers and herdsmen from all over Tibet start their pilgrimages to Lhasa, during which they spent months kowtowing along the roads, around mountains and spinning prayer wheels, just to pray and worship. (Xinhua/Liu Dongjun)

Pilgrims spin prayer wheels nearby the Jokhang Temple in Lhasa, capital of southwest China's Tibet Autonomous Region, Jan. 3, 2016. When slack farming season comes, farmers and herdsmen from all over Tibet start their pilgrimages to Lhasa, during which they spent months kowtowing along the roads, around mountains and spinning prayer wheels, just to pray and worship. (Xinhua/Liu Dongjun)

A monk lights a lamp in the Ramogia Monastery in Lhasa, capital of southwest China's Tibet Autonomous Region, Jan. 3, 2016. When slack farming season comes, farmers and herdsmen from all over Tibet start their pilgrimages to Lhasa, during which they spent months kowtowing along the roads, around mountains and spinning prayer wheels, just to pray and worship. (Xinhua/Liu Dongjun)