Aerial view of a frozen lake in the Apuan Alps during a winter morning. Tuscany, Italy.

USA, Alaska, Tracy Arm-Fords Terror Wilderness, Overhead aerial view of meltwater streams and ponds on crevassed surface of Sawyer Glacier in Tracy Arm

Raven (Corvus corax) in flight over snow, Hokkaido, Japan

Frozen Lake Silvaplana at sunrise during the cold winter, Maloja, Engadine, Graubunden canton, Switzerland

Isolated house in the snow lit by Northern Lights, Veines, Kongsfjord, Varanger Peninsula, Troms og Finnmark, Norway

Braies/Prags, Dolomites, South Tyrol, Italy. The chapel at Lake Braies

Aerial view of the Presolana covered in snow at sunset from Mount Scanapa. Castione della Presolana, Val Seriana, Bergamo district, Lombardy, Italy.

Drift ice at ocean beach - Iceland, Eastern Region, Jokulsarlon - Vatnajokull National Park

Glacier lagoon Joekulsarlon with drift ice and Vatnajoekull - Iceland, Eastern Region, Jokulsarlon - Vatnajokull National Park

Winter landscape with hoar frost at Loisach - Germany, Bavaria, Upper Bavaria, Bad Tolz-Wolfratshausen, Kochel - Alps, Lake Kochel

Mountain impression Mount Cook seen from Hooker Valley - New Zealand, South Island, Canterbury, Mackenzie, Aoraki Mount Cook National Park, Hooker Valley, Southern Alps

Glacier impression Aletsch Glacier with Moench and Eiger seen from Eggishorn - Switzerland, Valais, Fiesch, Eggishorn - Alps, Valais Alps

Ocean coast with iceblocks washed ashore - Iceland, Eastern Region, Jokulsarlon - Vatnajokull National Park

Tabular iceberg frozen in - Antarctica, Weddell Sea, Riiser Larsen Ice Shelf

Drift ice and tabular iceberg in Weddell Sea - Antarctica, Weddell Sea, between Peninsula and Antarctica

Emperor penguin group with chicks in front of iceberg - Antarctica, Antarctic Peninsula, Snowhill Island

Emperor penguin group on way to rookery - Antarctica, Antarctic Peninsula, Snowhill Island

Emperor penguin chicks - Antarctica, Antarctic Peninsula, Snowhill Island

Emperor penguin rookery - Antarctica, Weddell Sea, Riiser Larsen Ice Shelf

Fitzroy Mountains - Argentina, Santa Cruz, Los Glaciares, El Chalten, Mount Fitz Roy, El Chalten - Patagonia, Andes, Los Glaciares National Park

Drift ice - Antarctica, Antarctic Peninsula, Snowhill Island

Emperor penguin adults leading chicks - Antarctica, Antarctic Peninsula, Snowhill Island

Emperor penguin with chicks - Antarctica, Antarctic Peninsula, Snowhill Island

Emperor penguin greeting - Antarctica, Antarctic Peninsula, Snowhill Island

Emperor penguin chick group - Antarctica, Antarctic Peninsula, Snowhill Island

Emperor penguin chick and colony - Antarctica, Antarctic Peninsula, Snowhill Island

Emperor penguin with chicks - Antarctica, Antarctic Peninsula, Snowhill Island

Emperor penguin with chicks - Antarctica, Antarctic Peninsula, Snowhill Island

Emperor penguin parents with chick - Antarctica, Antarctic Peninsula, Snowhill Island

Emperor penguin parents with chicks - Antarctica, Antarctic Peninsula, Snowhill Island

Sweden, Lapland, Norrbotten County, Jukkasjärvi, warmly dressed young woman and barmaid at the counter of the blue-lit bar of the Ice Hotel, the first ice hotel to be built in the world

Russia, Siberia, lake Baikal

Russia, Siberia, lake Baikal

Kiveskoski River in winter, Finland

Pancake ice on the Kitka River, Kuusamo, Finland

Ice on the beach at Jokulsarlon, Iceland

Cason di Formin mountains during a summer sunrise, Dolomites, municipality of Cortina d'Ampezzo, Belluno province, Veneto, Italy

The moon light on frozen forest covered with snow, Muonio, Lapland Finland.

Couple oveerlooking Jokulsarlon Glacial Lagoon in South Iceland

Moon rising above icebergs in the Kangia Icefiord

Kangia Icefiord at dawn on the cliffs outside Ilulissat in Disko Bay

Northern lights over Mount Otertinden in the Tromso region, Norway

Frozen river and Mt. Otertinden taking the first lights of the day, Tromso region, Norway

Godafoss waterfall during a cold sunset in winter, Nordurland, Iceland

Diamond Beach, Jokulsarlon Glacier Lagoon, Hofn, Iceland, Europe

US Navy plane wreckage, Solheimasandur, South Iceland, Iceland, Europe

Aurora Borealis over Kirkjufell Waterfall, Snaefellsnes National Park, Snaefellsnes Peninsula, Iceland, Europe

Aurora Borealis over Kirkjufell Waterfall, Snaefellsnes National Park, Snaefellsnes Peninsula, Iceland, Europe

Aurora Borealis over Kirkjufell Waterfall, Snaefellsnes National Park, Snaefellsnes Peninsula, Iceland, Europe

Aurora Borealis over Kirkjufell Waterfall, Snaefellsnes National Park, Snaefellsnes Peninsula, Iceland, Europe

Arctic, north of Svalbard. A polar bear rests on the edge of a slab of pack ice.

Bridge over Scott Pond. Lake Tekapo, Canterbury, South Island, New Zealand

Pralongià plateau winter scenery, in the background the alpenglow on the Sassongher, Corvara in Badia, Alta Badia - Gadertal, Bolzano, South Tyrol, Italy

Chunks of ice on shore at Diamond beach near Jokulsarlon glacier lagoon, South Iceland, Iceland

Frozen bay of Adventdalen in late winter, Longyearbyen, Svalbard

Frozen bay of Adventdalen in late winter, Longyearbyen, Svalbard

Blocks of ice at sunrise, Jokulsarlon, Diamond beach, Austurland, Iceland