Boys walk along the bank of the Yenisei River outside Krasnoyarsk
Boys walk along the bank of the Yenisei River covered in a frosty fog, with the air temperature at about minus 22 degrees Celsius (minus 7.6 degrees Fahrenheit), outside the Siberian city of Krasnoyarsk, Russia, November 22, 2015. REUTERS/Ilya Naymushin