Celebrations for the traditional Sho Dun Festival, or Yogurt Festival, kicked off in Lhasa, capital of southwest China's Tibet Autonomous Region, on Saturday. /VCG Photo

On Saturday morning, lamas and local residents shined a huge Thangka painting of the Buddha along the hillside. In the following week, a series of activities, including religious ceremonies, Tibetan opera shows and horse riding, will be held in the city. /VCG Photo

The traditional festival, commonly known for the signature dish served on the occasion, is one of the most significant festivals for Tibetans. /VCG Photo

It dates back to the 11th century as a religious ceremony, during which local residents offered yogurt to monks finishing their meditation retreats. /VCG Photo