People ride slides on ice sculptures illuminated by coloured lights during the opening day of the 31st Harbin International Ice and Snow Festival in the northern city of Harbin, Heilongjiang province, January 5, 2015 (Photo: Reuters)
A female swimmer reacts after finishing her competition in a pool carved into thick ice covering the Songhua River during the Harbin Ice Swimming Competition in the northern city of Harbin, Heilongjiang province January 5, 2015 (Photo: Reuters)
A devotee takes a holy bath in the River Saali in Sankhu on the first day of Swasthani Brata Katha festival in Kathmandu January 5, 2015 (Photo: Reuters)
A Hindu holy man, or Sadhu, sits near the fire to keep himself warm on the first day of the Swasthani Brata Katha festival in Kathmandu January 5, 2015 (Photo: Reuters)
A woman jogs by the Tagus riverbank next to the April 25th bridge in Lisbon on a foggy morning, Monday, Jan. 5, 2015 (Photo: AP)
An Indian holy man returns after taking a holy dip at Sangam, the confluence of the rivers Ganges and Yamuna, during the annual month long Hindu religious fair “Magh Mela”, in Allahabad, India, Monday, Jan. 5, 2015 (Photo: AP)
Dogs bite frozen snow from trees on Feldberg mountain, 20 km (12 miles) outside of Frankfurt, January 5, 2015 (Photo: Reuters)
Pedestrians walk through a snow covered park as temperatures hover around zero degrees Celsius (32 degrees Fahrenheit), Vilnius, Lithuania, Monday, Jan. 5, 2015 (Photo: AP)
KTM rider Jakub Przygonski of Poland rides during the 2nd stage of the Dakar Rally 2015, from Villa Carlos Paz to San Juan January 5, 2015 (Photo: Reuters)
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