Ancient ice cave in Ningwu County
Tourists visiting a purported three million-year-old ice cave in Ningwu County, Shanxi Province, China, snap photos of the protrusions and mounds of ice that have formed in the underground sanctuary. The interior of the cave is lit by colorful LEDs to give the normally bland ice an infusion of color - LEDs are used because they run relatively 'cool' unlike incandescent or even fluorescent lights.
Photo credit: Xinhua / Landov / Barcroft Media
Enjoying the ice in Krasnoyarsk, Russia
A woman wearing a bikini lies down on an ice floe on the Yenisei River in Krasnoyarsk, Russia, on April 18, 2012. Members of a polar bear swim club took a dip in the frigid waters of the Yenisei on Wednesday.
Photo credit: Ilya Naymushin / Reuters
Ice Derby amateur horse race in Novosyolovo
A pair of Troikas (тройка, sleighs driven by three horses) thunder along the frozen Yenisei River at the 43rd annual Ice Derby amateur horse race in Novosyolovo, Russia, on March 24, 2012.
Photo credit: Ilya Naymuchin / Reuters
Burnt-out home covered with frost
A home in the town of Ostashkov, Russia, which was recently gutted by fire is covered in snow, ice, and icicles in a photo taken on March 2, 2012.
Snow reaches the rafters in Romania
With a mountain of snow blocking his doorway, an elderly man exits his house through a window in the village of Scutelnici in Buzău County, Romania. 
Racing through Ruhpolding on sleds
A pair of historic racing sleds are ridden by Georg Plenk (L) and Burgl Mueller as the two travelers glide through snowy roads in the small mountain village of Ruhpolding in Germany, on February 17, 2012.
Photo credit: Diether Endlicher / EPA
Chandelier-like ice formations in Germany
As temperatures across Germany began to perk up from the subzero chill of the previous weeks, chandelier-like ice formations draped the trees at the Unteres Odertal National Park in northeastern Germany.
Puppy says “No” to love
A dog relieves himself on an ice sculpture of a heart built on top of a frozen lake in the village of Dobra Voda located in the Trnava region of Slovakia, on February 14, 2012.
