Sakadawa Festival celebrated by Tibetan Buddhists

Tibetan Buddhist believers walk around the Potala Palace for praying in Lhasa, southwest China's Tibet Autonomous Region, June 2, 2015. The month-long Sakadawa Festival, which starts on the First Day of the Fourth Month of the Tibetan Calendar, is celebrated by Tibetan Buddhists to commemorate Sakyamuni's birth, enlightenment and death. (Xinhua/Zhang Rufeng)
Tibetan Buddhist believers walk around the Potala Palace for praying in Lhasa, southwest China's Tibet Autonomous Region, June 2, 2015. The month-long Sakadawa Festival, which starts on the First Day of the Fourth Month of the Tibetan Calendar, is celebrated by Tibetan Buddhists to commemorate Sakyamuni's birth, enlightenment and death. (Xinhua/Zhang Rufeng)

Tibetan Buddhist believers walk around the Potala Palace for praying in Lhasa, southwest China's Tibet Autonomous Region, June 2, 2015. The month-long Sakadawa Festival, which starts on the First Day of the Fourth Month of the Tibetan Calendar, is celebrated by Tibetan Buddhists to commemorate Sakyamuni's birth, enlightenment and death. (Xinhua/Liu Dongjun)
Tibetan Buddhist believers walk around the Potala Palace for praying in Lhasa, southwest China's Tibet Autonomous Region, June 2, 2015. The month-long Sakadawa Festival, which starts on the First Day of the Fourth Month of the Tibetan Calendar, is celebrated by Tibetan Buddhists to commemorate Sakyamuni's birth, enlightenment and death. (Xinhua/Liu Dongjun)

Tibetan Buddhist believers walk around the Potala Palace for praying in Lhasa, southwest China's Tibet Autonomous Region, June 2, 2015. The month-long Sakadawa Festival, which starts on the First Day of the Fourth Month of the Tibetan Calendar, is celebrated by Tibetan Buddhists to commemorate Sakyamuni's birth, enlightenment and death. (Xinhua/Liu Dongjun)
Tibetan Buddhist believers walk around the Potala Palace for praying in Lhasa, southwest China's Tibet Autonomous Region, June 2, 2015. The month-long Sakadawa Festival, which starts on the First Day of the Fourth Month of the Tibetan Calendar, is celebrated by Tibetan Buddhists to commemorate Sakyamuni's birth, enlightenment and death. (Xinhua/Liu Dongjun)

A man burns incense for praying in Lhasa, southwest China's Tibet Autonomous Region, June 2, 2015. The month-long Sakadawa Festival, which starts on the First Day of the Fourth Month of the Tibetan Calendar, is celebrated by Tibetan Buddhists to commemorate Sakyamuni's birth, enlightenment and death.(Xinhua/Zhang Rufeng)
A man burns incense for praying in Lhasa, southwest China's Tibet Autonomous Region, June 2, 2015. The month-long Sakadawa Festival, which starts on the First Day of the Fourth Month of the Tibetan Calendar, is celebrated by Tibetan Buddhists to commemorate Sakyamuni's birth, enlightenment and death.(Xinhua/Zhang Rufeng)