Fishermen walk along the frozen Yenisei River in the Taiga district outside Russia's Siberian city of...
Fishermen walk along the frozen Yenisei River in the Taiga district at air temperature about minus 20 degrees Celcius (-4 degrees Fahrenheit ), outside Russia's Siberian city of Krasnoyarsk, January 22, 2014. Picture taken January 22, 2014. REUTERS/Ilya Naymushin (RUSSIA - Tags: ENVIRONMENT)