Photo taken on June 23, 2013 shows the evening scenery of the Old Town of Lijiang, southwest China's Yunnan Province. Lijiang has entered the peak tourism season with the coming of the summer. Photo: Xinhua

Tourists visit the Old Town of Lijiang, southwest China's Yunnan Province, June 23, 2013. Lijiang has entered the peak tourism season with the coming of the summer. Photo: Xinhua

Tourists visit the Old Town of Lijiang, southwest China's Yunnan Province, June 23, 2013. Lijiang has entered the peak tourism season with the coming of the summer. Photo: Xinhua

Tourists visit the Old Town of Lijiang, southwest China's Yunnan Province, June 23, 2013. Lijiang has entered the peak tourism season with the coming of the summer. Photo: Xinhua

Tourists pray by floating river lanterns in the Old Town of Lijiang, southwest China's Yunnan Province, June 23, 2013. Lijiang has entered the peak tourism season with the coming of the summer. Photo: Xinhua

Photo taken on June 23, 2013 shows the evening scenery of the Old Town of Lijiang, southwest China's Yunnan Province. Lijiang has entered the peak tourism season with the coming of the summer. Photo: Xinhua

Tourists visit the Old Town of Lijiang, southwest China's Yunnan Province, June 24, 2013. Lijiang has entered the peak tourism season with the coming of the summer. Photo: Xinhua

Tourists visit the Old Town of Lijiang, southwest China's Yunnan Province, June 23, 2013. Lijiang has entered the peak tourism season with the coming of the summer. Photo: Xinhua