Swans are bathed in the light of the early morning sun along the Swan Lake in Rongcheng, East China's Shandong province, Dec 10. The lake in Rongcheng's fishing village Yandunjiao attracts flocks of swans to spend the winter. [Photo by VCG/dzwww.com]

Swans flutter their wings in the morning sun on the ice-clad Swan Lake in Rongcheng, Shandong province, Dec 10. Rongcheng had its first fall of snow of the winter a day before and the whole city is covered with snow. [Photo by VCG/dzwww.com]

The snow-covered Swan Lake glitters under the rising sun in Rongcheng, East China's Shandong province, Dec 10. Thousands of swans migrate to the lake from the northeastern regions to pass the winter. [Photo by VCG/dzwww.com]