Winter

Water birds fly over a partially frozen lake in a park in Bucharest, Romania

Daniel Mihailescu/AFP/Getty Images

Gulls fly over a partially frozen lake in a park in Bucharest, Romania

A man with an umbrella walks alongside the river Spree on a rainy winter day in Berlin, Germany, Tuesday, Jan. 12, 2016.

Markus Schreiber/AP

A man with an umbrella walks alongside the river Spree on a rainy winter day in Berlin, Germany, Tuesday

Special forces training tp overcoming the cold...epa05096762 Members of the South Korean Navy Ship Salvage Unit, special forces in charge of rescue missions during maritime accidents, jump into the sea in a winter exercise at Changwon, 398 kilometers southeast of Seoul, South Korea 11 January 2016.  EPA/STRINGER SOUTH KOREA OUT

EPA

Members of the South Korean Navy Ship Salvage Unit, special forces in charge of rescue missions during maritime accidents, jump into the sea in a winter exercise at Changwon, South Korea 

People gather at Stonehenge in Wiltshire on the Winter Solstice to witness the sunrise on the shortest day of the year. PRESS ASSOCIATION Photo. Picture date: Tuesday December 22, 2015

Ben Birchall/PA

People gather at Stonehenge in Wiltshire on the Winter Solstice to witness the sunrise on the shortest day of the year on Tuesday

Cast members Oscar Couchman (left) and Martin Fenton from The Snowman stage show visit The View from The Shard s The Height of Winter Experience in London. PRESS ASSOCIATION Photo. Picture date: Wednesday December 2,

Anthony Devlin/PA

Cast members Oscar Couchman and Martin Fenton from The Snowman stage show visit The View from The Shard’s The Height of Winter Experience in London on Wednesday

Cars drive past during the first snowfal...Cars drive past during the first snowfall of the season in Ankara on December 2, 2015.

Adem Altan/AFP

Cars drive past during the first snowfall of the season in Ankara on Wednesday

Snow-covered trees are mirrored in the water of the Weissensee lake near Fuessen, southern Germany, on Thursday.

Karl-Josef Hildenbrand/DPA/AFP

Snow-covered trees are mirrored in the water of the Weissensee lake near Fuessen, southern Germany, on Thursday

Clouds are lit by the first light of dawn during a winter sunrise on November 25, 2015 in Saltburn-by-the-Sea, England. After a mild week the wintery weather is due to return over the weekend.

Ian Forsyth/Getty Images

Clouds are lit by the first light of dawn during a winter sunrise on Wednesday in Saltburn-by-the-Sea, England. After a mild week the wintery weather is due to return over the weekend.

An Afghan worker walks next to coal blocks to be crushed and sold as fuel source during winters in Kabul, Afghanistan, on Wednesday

Hefayatullah Amid/EPA

An Afghan worker walks next to coal blocks to be crushed and sold as fuel source during winters in Kabul, Afghanistan, on Wednesday

Helpers in boats lead swans from their wintering grounds back to the Aussenalster river in Hamburg, northern Germany, on March 17, 2015. Around 120 swans were moved from their ice-free winter home back to the city center

Daniel Bockwoldt/DPA/AFP

Helpers in boats lead swans from their wintering grounds back to the Alster river in Hamburg, northern Germany. Around 120 swans were moved from their ice-free winter home back to the city centre

Jewish men pray at the Western Wall as snow falls in the old city of Jerusalem on Friday. People in Jerusalem woke up to around 25 centimetres of snow after the second major blizzard of winter swept across the hilltop Holy City.

Menahem Kahana/AFP

Jewish men pray at the Western Wall as snow falls in the old city of Jerusalem on Friday. People in Jerusalem woke up to around 25 centimetres of snow after the second major blizzard of winter swept across the hilltop Holy City

Groundhog Club handler Ron Ploucha holds Punxsutawney Phil, the weather prognosticating groundhog, during the 129th celebration of Groundhog Day on Gobbler's Knob in Punxsutawney, Pa. Monday, Feb. 2, 2015. Phil saw his shadow, predicting six more weeks of winter weather

Gene J. Puskar/AP

Groundhog Club handler Ron Ploucha holds Punxsutawney Phil, the weather prognosticating groundhog, during the 129th celebration of Groundhog Day on Gobbler’s Knob in Punxsutawney on Monday

Syrians carry water as they walk on a road  near their refugee camp, at Ber-Elias village, in Bekaa valley, east Lebanon, Thursday, Jan. 8, 2015. Snow fell in the Middle East as a powerful winter storm swept through the region, killing several Syrian refugees in Lebanon and forcing thousands of others who have fled their country civil war to huddle for warmth in refugee camps.

Hussein Malla/AP

Syrians carry water as they walk on a road near their refugee camp, at Ber-Elias village, in Bekaa valley, east Lebanon. Snow fell in the Middle East as a powerful winter storm swept through the region, killing several Syrian refugees in Lebanon and forcing thousands of others who have fled their country civil war to huddle for warmth in refugee camps

Shirtless members of the South Korean Special Warfare Forces hurl snow during a winter exercise in Pyeongchang January 8, 2015. North Korean leader Kim Jong Un said there was 'no reason' not to hold a high-level summit with neighbouring South Korea, speaking in a New Year's address broadcast by state media last Thursday.

Kim Hong-Ji/Reuters

Shirtless members of the South Korean Special Warfare Forces hurl snow during a winter exercise in Pyeongchang on Thursday

A girl looks on among Afghan women lining up to receive winter relief assistance donated by the UNHCR in Kabul

Omar Sobhani/Reuters

A girl stands among Afghan women lining up to receive winter relief assistance donated by the United Nations High Commissioner for Refugees (UNHCR) in Kabul, on Wednesday

A man has his head shaved inside the stone circle at Stonehenge, Witshire, where people are gathering to celebrate the Winter solstice.

Ben Birchall/PA

A man has his head shaved inside the stone circle at Stonehenge, Wiltshire, where people are gathering to celebrate the Winter solstice on Monday

A rickshaw puller wrapped up in a blanket waits for customers on a cold morning at Allahabad, India Monday, Dec. 22, 2014. Cold wave conditions intensified across northern India as temperatures dipped along with thick blankets of fog cutting out sunlight.

Rajesh Kumar Singh/AP

A cold rickshaw puller waits for customers in Allahabad, India.

Workers warm themselves around a fire at a wholesale grocery market on a winter morning in the old quarters of Delhi December 19, 2014.

Ahmad Masood/Reuters

Workers warm themselves around a fire at a wholesale grocery market on a winter morning in the old quarters of Delhi on Friday

Indian students travel on a horse cart surrounded by fog in Jammu, India, Thursday, Dec.18, 2014. As winter sets in, thick fog engulfs most of north India early mornings.

Channi Anand/AP

Students travel via horse and cart surrounded by fog in Jammu, India. As winter sets in, thick fog engulfs most of north India early mornings

Two cyclists are reflected in a puddle shortly after a storm on the banks of the river Rhine in Duesseldorf, Germany.

Marius Becker/dpa/AP

Two cyclists are reflected in a puddle shortly after a storm on the banks of the river Rhine in Duesseldorf, Germany.