Harbin Ice and Snow World 2012

2. DECEMBER 30: Children of migrant workers lie on the snow to form the number "2012" while celebrating the coming new year in front of a snow sculpture in Harbin, China. (Associated Press) Related photos: Fairy tale palaces, towering pagodas carved from ice

3. An employee pulls a dog sled carrying tourists in front of a snow sculpture ahead of the 13th Harbin Ice and Snow World in Harbin, Heilongjiang province Dec. 26, 2011. Source: REUTERS/Sheng Li

4. (Tourists take pictures in front of a snow sculpture ahead of the 13th Harbin Ice and Snow World in Harbin, Heilongjiang province Dec. 26, 2011. Source: REUTERS/Sheng Li

7. A tourist poses for a photograph in front of a snow sculpture depicting the famous painting "Barge Haulers on the Volga" ahead of the 13th Harbin Ice and Snow World in Harbin, China, on December 26, 2011. (Reuters/Sheng Li)

10. Tourists visit ice sculptures during the testing period of the 13th Harbin Ice and Snow World in Harbin, Heilongjiang province Dec. 25, 2011. Source: REUTERS/Sheng Li

11. Harbin, China — An ice castle provides an irresistible backdrop to a group of girls visiting the Harbin International Ice and Snow Festival. PHOTOGRAPH BY: Andy Wong / Associated Press

12. Harbin, China — A man works on a snow sculpture at Sun Island, as part of the International Harbin Ice and Snow Festival in Harbin, China. PHOTOGRAPH BY: DIEGO AZUBEL / EPA

13. Photo Shen Li/Reuters

14. Harbin, China — A man dives into a pool cut out of the frozen waters of the Songhua Jiang river in sub-zero temperatures during a winter swimming event as part of the International Harbin Ice and Snow Festival in Harbin, China. PHOTOGRAPH BY: DIEGO AZUBEL / EPA

18. Sunset is seen near a castle made from blocks of ice before the opening ceremony of the Harbin International Ice and Snow festival held in Harbin in northeastern's China's Heilongjiang province, Thursday, Jan. 5, 2012. AP / Andy Wong

20. A horse carriage carrying tourists travels past ice sculptures during the lights testing period of the 13th Harbin Ice and Snow World in Harbin, Heilongjiang province Dec. 25, 2011. - Source: REUTERS/Sheng Li

21. Tourists visit the Ice and Snow World in Harbin, capital of northeast China's Heilongjiang Province, on the first trial opening day of Dec. 24, 2011. The 13th Harbin Ice and Snow World prepared magnificent ice and snow sculptures and wonderful performances to visitors. (Xinhua/Wang Jianwei)

22. Tourists visit the Ice and Snow World in Harbin, capital of northeast China's Heilongjiang Province, on the first trial opening day of Dec. 24, 2011. The 13th Harbin Ice and Snow World prepared magnificent ice and snow sculptures and wonderful performances to visitors. Photo: Xinhua

23. Visitors ride on an ice slide at the Harbin Ice Sculpture Carnival in Nanning, China Picture: KeystoneUSA-ZUMA / Rex Features

24. Harbin, China — Visitors ride a horse-drawn carriage at the International Harbin Ice and Snow Festival. PHOTOGRAPH BY: DIEGO AZUBEL / EPA

25. The 13th Harbin Ice and Snow World prepared magnificent ice and snow ...

28. Tourists visit ice sculptures during the lights testing period of the 13th Harbin Ice and Snow World in Harbin, Heilongjiang province Dec. 25, 2011. Source: REUTERS/Sheng Li

29. Tourists visit the Ice and Snow World in Harbin, on the first trial opening day of Dec. 24, 2011. ZUMA24.com / Wang Jianwei

30. Visitors tour ice structures during the Ice and Snow World in Harbin. ZUMA24.com / Wang Jianwei

31. Visitors tour the Ice and Snow World in Harbin, during The 28th China Harbin International Ice and Snow Festival on Thursday, Jan. 5, 2012. ZUMA24.com / Wang Jianwei

32. Visitors enjoy ice lanterns during Harbin Ice Lantern Show in Zhaolin Park of Harbin, capital of northeast China's Heilongjiang Province. The event opened here on Friday with more than 2000 pieces of ice and snow work on display. ZUMA24.com / Wang Song

33. Harbin, China — People visit ice sculptures at the International Harbin Ice and Snow Festival. PHOTOGRAPH BY: DIEGO AZUBEL / EPA

34. Harbin, China — A young girl has fun in an ice slide at the International Harbin Ice and Snow Festival. PHOTOGRAPH BY: DIEGO AZUBEL / EPA

35. Harbin, China — People visit ice sculptures at the International Harbin Ice and Snow Festival. PHOTOGRAPH BY: DIEGO AZUBEL / EPA

36. Harbin, China — Visitors take photos on a ice sculpture at the International Harbin Ice and Snow Festival in Harbin, China. PHOTOGRAPH BY: DIEGO AZUBEL / EPA

37. Harbin, China — Visitors take photos on an ice sculpture at the International Harbin Ice and Snow Festival. PHOTOGRAPH BY: DIEGO AZUBEL / EPA

38. Harbin, China — In Harbin, China, visitors traverse stairs made from blocks of ice as part of the Harbin International Ice and Snow Festival. The festival officially opens on Thursday night. - PHOTOGRAPH BY: Andy Wong / Associated Press

39. Harbin, China — Silhouetted visitors walk up an ice castle made for the Harbin International Ice and Snow Festival. The festival is scheduled to officially open on Thursday night. - PHOTOGRAPH BY: Andy Wong / Associated Press

40. Harbin, China — People visit ice sculptures at the International Harbin Ice and Snow Festival. PHOTOGRAPH BY: DIEGO AZUBEL / EPA

41. A visitor sleds down a snow slope near ice sculptures during a test of the lights for the 13th Harbin Ice and Snow World in Harbin, China, on December 25, 2011. (Reuters/Sheng Li)