Ice chokes the waters surrounding Lockyer Island, Weddell Sea, Antarctica, Polar Regions

Ana Peaks on false Cape Renard guard the northern entrance to the Lemaire Channel, Antarctica, Polar Regions

An adult Weddell seal (Leptonychotes weddellii), hauled out on Half Moon Island, South Shetlands, Antarctica, Polar Regions

Adult snowy sheathbills (Chionis albus), on ice near Joinville Island, Antarctica, Polar Regions

Adult Adelie penguins (Pygoscelis adeliae), swimming for the shoreline, Thule Island, South Sandwich Islands, South Atlantic, Polar Regions

A view of snow-capped mountains and a shooter from the glacier in Drygalski Fjord, South Georgia, South Atlantic, Polar Regions

King penguin (Aptenodytes patagonicus), adult feeding a chick at breeding colony in Gold Harbour, South Georgia, South Atlantic, Polar Regions

Fog obscures the rugged mountains and glaciers of the south side of the South Georgia coastline, South Georgia, South Atlantic, Polar Regions

Adelie penguins (Pygoscelis adeliae) colony, Paulet Island, Weddell Sea, Antarctica, Polar Regions

A waterfall from melting icebergs from the Ilulissat Icefjord just outside the city of Ilulissat, Greenland, Denmark, Polar Regions

A view of Zion's Church surrounded by colorfully painted houses in the city of Ilulissat, Greenland, Denmark, Polar Regions

The inner boat harbor amongst the colorfully painted houses in the city of Sisimiut, Greenland, Denmark, Polar Regions

A rugged rocky and watery landscape around Dyrholaey Island, near the town of Vik, southern Iceland, Polar Regions

An Icelandic pony in countryside near the town of Stykkisholmur, Snaefellsnes peninsula, west coast of Iceland, Polar Regions

A panoramic view of the harbour at Stykkisholmur, on the north coast of the Snaefellsnes peninsula, western Iceland, Polar Regions

Fishing boats in the harbour at Stykkisholmur, with historic traditional buildings, on the Snaefellsnes peninsula, west coast of Iceland, Polar Regions

Kvernufoss waterfall with rainbow, Skogar, Sudurland, Iceland, Polar Regions

Icebergs floating in the Lagoon beneath Breidamerkurjokull Glacier, Jokulsarlon (Glacial River Lagoon), southern Vatnajokull, southern area, Iceland, Polar Regions

Heimaey, Westman Islands, Iceland, Polar Regions

Icebergs from the icefjord, Ilulissat, Disko Bay, Greenland, Polar Regions

Polar bears (Ursus maritimus), Churchill, Hudson Bay, Manitoba, Canada, North America

Polar bears (Ursus maritimus), Churchill, Hudson Bay, Manitoba, Canada, North America

Polar bears (Ursus maritimus), Churchill, Hudson Bay, Manitoba, Canada, North America

Polar Bear with cubs, (Ursus maritimus), Churchill, Manitoba, Canada

Southern elephant seal bull (Mirounga leonina), in Stromness Harbor, South Georgia, UK Overseas Protectorate, Polar Regions

Adult leopard seal (Hydrurga leptonyx) hauled out on ice in Paradise Bay on the western side of the Antarctic Peninsula, Antarctica, Polar Regions

Jokulsa Beach on a stormy day, where icebergs from nearby Jokulsarlon glacial lagoon flow into the North Atlantic and are then washed back onto the black volcanic sand beach, on the edge of the Vatnajokull National Park, South Iceland, Iceland, Polar Regions

The rockstacks of Reynisdrangar from the black volcanic sand beach at Vik i Myrdal, South Iceland, Iceland, Polar Regions

Polar bear with cub, Ursus maritimus, Churchill, Manitoba, Canada, North America

Polar bear, Ursus maritimus, Churchill, Manitoba, Canada, North America

Humpback whale (Megaptera novaeangliae) breaching, Gerlache Strait, Antarctica, Polar Regions

Weddell seal (Leptonychotes weddellii) resting on ice at Half Moon Island, South Shetland Island Group, Antarctica, Polar Regions

Emperor Penguins (Aptenodytes forsteri) marching across sea ice on Snow Hill Island, Weddell Sea, Antarctica, Polar Regions

Point Wild, Elephant Island, South Shetland Islands, Antarctica, Polar Regions

Rust-colored volcanic tuff cliffs above a dark material filled glacier at Brown Bluff, eastern side of the Tabarin Peninsula, Weddell Sea, Antarctica, Polar Regions

Gale force westerly winds build large waves in the Drake Passage, Antarctica, Polar Regions

Wandering albatross (Diomedea exulans) chick test flight in high winds, Prion Island, South Georgia, UK Overseas Protectorate, Polar Regions

Antarctic fur seal (Arctocephalus gazella) males defending territories, Stromness Harbor, South Georgia, UK Overseas Protectorate, Polar Regions

Young Antarctic fur seal (Arctocephalus gazella) or South Georgia fur seal (Arctocephalus tropicalis gazella) yawning, Grytviken, South Georgia, Polar Regions

Thingvellir National Park, UNESCO World Heritage Site, Iceland, Polar Regions

Oxararfoss waterfall on Mid-Atlantic Rift, Thingvellir National Park, UNESCO World Heritage Site, Iceland, Polar Regions

Adult Weddell seal (Leptonychotes weddellii), resting on ice on Paulet Island, Weddell Sea, Antarctica, Polar Regions

Adult crabeater seal (Lobodon carcinophaga), from the National Geographic Explorer in Girard Bay, Antarctica, Polar Regions

Adult polar bear (Ursus maritimus) on ice floe, Cumberland Peninsula, Baffin Island, Nunavut, Canada, North America

Ice in the Antarctic Sound, Antarctic Peninsula, Antarctica, Polar Regions

Fur seal at Brown Bluff, Antarctic Peninsula, Antarctica, Polar Regions

Sailing yacht and iceberg, Errera Channel, Antarctic Peninsula, Antarctica, Polar Regions

Ice in the Antarctic Sound, The Antarctic Peninsula, Antarctica, Polar Regions

Lemair Channel, Antarctic Peninsula, Antarctica, Polar Regions

Ice chunks, Neko Harbor, Antarctic Peninsula, Antarctica, Polar Regions

Antarctic fur seal (Arctocephalus gazella) or South Georgia Fur Seal (Arctocephalus tropicalis gazella), Grytviken, South Georgia, Polar Regions

Gentoo penguins (Pygoscelis papua), Petermann Island, Antarctica, Polar Regions

Adult king penguins (Aptenodytes patagonicus) at breeding colony at Salisbury Plain, South Georgia Island, Polar Regions

Adult bull Antarctic fur seal (Arctocephalus gazella) with his harem of females, Godthul, South Georgia Island, Polar Regions

An adult male polar bear (Ursus maritimus) with a bearded seal kill on an ice floe in Storoya, Svalbard, Norway, Europe

The recent re-eruption of Mount Fagradalsfjall and Geldingadalir Volcano, Southwest Peninsula, Iceland, Polar Regions

A view across the Pond of downtown Reykjavik, Iceland, Polar Regions

Adult gentoo penguin (Pygoscelis papua) on nest with chicks at Gold Harbor, South Georgia Island, Polar Regions

Adult king penguins (Aptenodytes patagonicus) at breeding colony at Salisbury Plain, South Georgia Island, Polar Regions

Polar bear with bloodied face on sea ice, Nunavut and Northwest Territories, Canada, North America

Polar bear on sea ice hunting a seal, Nunavut and Northwest Territories, Canada, North America

Waterfall near Kirkjufell (Church Mountain), just outside the town of Grundarfjordur on the Snaefellsnes Peninsula, Iceland, Polar Regions

Sea ice hummocks and floes in Erebus and Terror Gulf, Weddell Sea, Antarctica, Polar Regions

Molting gentoo penguins (Pygoscelis papua), Jougla Point, Wiencke Island, Antarctica, Polar Regions

An adult Antarctic petrel (Thalassoica antarctica), flying near a light-mantled albatross in the Drake Passage, Antarctica, Polar Regions

King Penguin colony (Aptenodytes patagonicus), Right Whale Bay, South Georgia Island, Antarctic, Polar Regions

Snow covered mountains, Prion Island, South Georgia, South Georgia and the Sandwich Islands, Antarctica, Polar Regions

Whalers church in Grytviken, South Georgia, Polar Regions

King Penguin (Aptenodytes patagonicus) colony in front of snow covered mountains, Right Whale Bay, South Georgia Island, Antarctic, Polar Regions

Yellow-billed pintail, subspecies South Georgia pintail (Anas georgica georgica), Grytviken, South Georgia, Polar Regions

The colorful Danish town of Sisimiut, Western Greenland, Polar Regions

Aerial view taken by drone of Landmannalaugar mountain on a summer day, Iceland, Polar Regions

Aerial abstract view of Icelandic river, Iceland, Polar Regions

Aerial abstract view of Icelandic river, Iceland, Polar Regions

Snow-covered mountains line the ice floes in Penola Strait, Antarctica, Polar Regions

Mountains behind the icebergs locked in the frozen water of Jokulsarlon Iceberg Lagoon, Jokulsarlon, South East Iceland, Iceland, Polar Regions

Djupivogur Lighthouse, East Iceland, Iceland, Polar Regions

Gentoo penguins (Pygoscelis papua) amongst king penguins on the beach at Gold Harbour, South Georgia, Polar Regions

Gentoo penguin (Pygoscelis papua) close up, Prion Island, South Georgia, Antarctica, Polar Regions

Portrait of a chinstrap penguin (Pygoscelis antarcticus), Half Moon Island, Antarctica, Polar Regions

Glaciers, pyramidal mountain peak and dramatic clouds and sky, Cape Errera, Wiencke Island, Antarctic Peninsula, Antarctica, Polar Regions

Misty evening reflections, Neumayer Channel between Anvers Island and Wiencke Island, Antarctic Peninsula, Antarctica, Polar Regions

Glacier, Prince Christian Sound, southern Greenland, Polar Regions

Cruise passengers in zodiac give scale to huge face, Thryms Glacier, Skjoldungen Fjord, glorious weather, remote East Greenland, Denmark, Polar Regions

Scenic view of the glacial ice and floating icebergs in Antarctica, Polar Regions

Curious juvenile Antarctic fur seal (Arctocephalus gazella), in the water at Stromness Harbor, South Georgia, Polar Regions

Juvenile leucistic Antarctic fur seal (Arctocephalus gazella), St. Andrews Bay, South Georgia, Polar Regions

King penguins (Aptenodytes patagonicus) at breeding colony in Gold Harbor, South Georgia, Polar Regions

Glacier and meltwater lake in St. Andrews Bay, South Georgia, Polar Regions

A rock arch on the southern shore of spectacular Dyrholaey Island, near Vik, on the south coast of Iceland, Polar Regions

Above and below view of an arch formed in an iceberg at Cuverville Island, Ererra Channel, Antarctica, Polar Regions

Gentoo penguins (Pygoscelis papua), at breeding colony on Barrientos Island, Antarctica, Polar Regions

Great shearwater (Ardenna gravis), in flight over a calm sea along the eastern coast of Greenland, Polar Regions

Humpback whale (Megaptera novaeangliae), flukes-up diving in Mackenzie Bay, Greenland Sea, Greenland, Polar Regions

The harbor in Sisimiut, in Danish Holsteinsborg, on Davis Strait, the second-largest city in Greenland, Polar Regions

Iceberg amongst winter sea ice breaking up in the Weddell Sea, Antarctica, Polar Regions

Ecotype Big B killer whales (Orcinus orca), surfacing in the Lemaire Channel, Antarctica, Polar Regions

Ecotype Big B killer whale (Orcinus orca), surfacing in the Lemaire Channel, Antarctica, Polar Regions

A curious adult leopard seal (Hydrurga leptonyx), underwater near Coronation Island, Antarctica, Polar Regions

Adult crabeater seals (Lobodon carcinophaga), on ice in the Lemaire Channel, Antarctica, Polar Regions