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Humpback whale (Megaptera novaeangliae) off the bow of the Lindblad Expeditions ship National Geographic Orion, Cuverville Island, Antarctica, Polar Regions
The Lindblad Expeditions ship National Geographic Explorer in English Strait, South Shetland Islands, Antarctica, Polar Regions
The Lindblad Expeditions ship National Geographic Explorer in the Gerlache Strait, Antarctica, Polar Regions
A curious Antarctic minke whale (Balaenoptera bonaerensis) approaches the Zodiac in Neko Harbor, Antarctica, Polar Regions
Adult Type A killer whale (Orcinus orca) surfacing near researchers in the Gerlache Strait, Antarctica, Polar Regions
Adult bull Type A killer whale (Orcinus orca) surfacing near researchers in the Gerlache Strait, Antarctica, Polar Regions
The United States Antarctic Research base at Palmer Station, Antarctica, Polar Regions
Tourists photographing king penguin chicks at Salisbury Plain, South Georgia Island, Antarctica
Colony of Emperor penguins (Aptenodytes forsteri) and chicks, Snow Hill Island, Weddell Sea, Antarctica, Polar Regions
King penguin chicks and bird watching tourists on Salisbury Plain, South Georgia Island, Antarctica
Humpback whale (Megaptera novaeangliae), flukes-up dive near whale watchers in the Enterprise Islands, Antarctica, Polar Regions
A curious Antarctic minke whale approaches kayakers, in Neko Harbor, Antarctica, Polar Regions
Humpback whale diving during Zodiac cruise from the Lindblad Expeditions ship National Geographic Orion, Weddell Sea, Antarctica, Polar Regions
Spanish base, Deception Island, South Shetland Islands, Antarctica, Polar Regions
Gentoo penguin feeding chick, Neko Harbour, Antarctic Peninsula, Antarctica, Polar Regions
Adult bull Type A killer whale (Orcinus orca) surfacing near researchers in the Gerlache Strait, Antarctica, Polar Regions
Emperor penguin (Aptenodytes forsteri) and chick, Snow Hill Island, Weddell Sea, Antarctica, Polar Regions
The Lindblad Expeditions ship National Geographic Explorer wedged into fast ice, Duse Bay, Weddell Sea, Antarctica, Polar Regions
Iceberg, Pleneau Island, Antarctic Peninsula, Antarctica, Polar Regions
A curious Antarctic minke whale approaches kayakers, in Neko Harbor, Antarctica, Polar Regions
South Polar skua (Stercorarius maccormicki), Telephone Bay, Deception Island, South Shetland Islands, Antarctica, Polar Regions
Tourists on deck of a cruise ship, sea ice cruising in fast ice, Antarctic Peninsula, Antarctica, Polar Regions
Adult humpback whales (Megaptera novaeangliae) surfacing off the bow of the National Geographic Explorer in the Gerlache Strait, Antarctica, Polar Regions
The Lindblad Expeditions ship National Geographic Explorer on approach to the United States Research Station at Palmer Base, Antarctica, Polar Regions
The Lindblad Expeditions ship National Geographic Explorer on approach to the United States Research Station at Palmer Base, Antarctica, Polar Regions
A curious Antarctic minke whale approaches kayakers, in Neko Harbor, Antarctica, Polar Regions
Emperor penguin (Aptenodytes forsteri), Snow Hill Island, Weddell Sea, Antarctica, Polar Regions
Colony of emperor penguins (Aptenodytes forsteri), Snow Hill Island, Weddell Sea, Antarctica, Polar Regions
Chilean ornithologist Rodrigo Tapia, Neko Harbor, Gerlache Strait, Antarctic Peninsula, Antarctica, Polar Regions
Above and below view of glacial ice and Zodiac in Orne Harbor, Antarctica, Polar Regions
Gentoo penguins stand on snow on the shore along the coast of the Antarctic Peninsula, Antarctica, Polar Regions
Loose pack ice in the sea, with the Antarctic Peninsula in the background, Antarctica, Polar Regions
Colony of Emperor penguins (Aptenodytes forsteri) and chicks, Snow Hill Island, Weddell Sea, Antarctica, Polar Regions
Antarctic Dream ship, Gerlache Strait, Antarctic Peninsula, Antarctica, Polar Regions
The Lindblad Expeditions ship National Geographic Explorer in heavy seas in the Drake Passage, Antarctica, Polar Regions
Colony of Emperor penguins (Aptenodytes forsteri), Snow Hill Island, Weddell Sea, Antarctica, Polar Regions
The Lindblad Expeditions ship National Geographic Explorer wedged into fast ice, Duse Bay, Weddell Sea, Antarctica, Polar Regions
Antarctic Dream ship, Paradise Bay, Antarctic Peninsula, Antarctica, Polar Regions
Lindblad Expeditions guests in a Zodiac as seen through an arch in an iceberg at Cierva Cove, Antarctica, Polar Regions
The Lindblad Expeditions ship National Geographic Explorer in the Lemaire Channel, Antarctica, Polar Regions
The Lindblad Expeditions ship National Geographic Explorer wedged into fast ice, Duse Bay, Weddell Sea, Antarctica, Polar Regions
The Lindblad Expeditions ship National Geographic Explorer in heavy seas in the Drake Passage, Antarctica, Polar Regions
Tourists make a shore landing by a Gentoo penguin colony on Cuverville Island, Antarctic Peninsula, Antarctica, Polar Regions
Emperor penguin chick (Aptenodytes forsteri), Snow Hill Island, Weddell Sea, Antarctica, Polar Regions
Iceberg and Adelie penguins, Antarctica, Polar Regions
Emperor penguin (Aptenodytes forsteri) and chick, Snow Hill Island, Weddell Sea, Antarctica, Polar Regions
Lindblad guests from the National Geographic Explorer on a Zodiac cruise in Cierva Cove, Antarctica, Polar Regions
Tourists photographing king penguin chicks at Salisbury Plain, South Georgia Island, Antarctica
Emperor penguin chick (Aptenodytes forsteri), Snow Hill Island, Weddell Sea, Antarctica, Polar Regions
Antarctic Dream ship, Gerlache Strait, Antarctic Peninsula, Antarctica, Polar Regions
Tourists in rigid inflatable boat approach a seal lying on the ice, west coast of the Antarctic Pensinula, Antarctica, Polar Regions
Bones, relic of whaling industry, Port Lockroy, Antarctic Peninsula, Antarctica, Polar Regions
Icebergs, Weddell Sea, Antarctic Peninsula, Antarctica, Polar Regions
Lindblad Expeditions guests in a Zodiac near an arch in a glacier face in Paradise Bay, Antarctica, Polar Regions
Emperor penguins (Aptenodytes forsteri) and chick, Snow Hill Island, Weddell Sea, Antarctica, Polar Regions
British base, Port Lockroy, Antarctic Peninsula, Antarctica, Polar Regions
Antarctic Dream ship, Telephone Bay, Deception Island, South Shetland Islands, Antarctica, Polar Regions
Emperor penguins (Aptenodytes forsteri) and chick, Snow Hill Island, Weddell Sea, Antarctica, Polar Regions
Blue-eyed shag or blue-eyed cormorant or Antarctic cormorant (Phalacrocorax atriceps) taking off from the water, Paulete Island, Antarctic Peninsula, Antarctica, Polar Regions
Passengers at a BBQ on cruise ship, Antarctica, Polar Regions
Gentoo penguins, remains of Argentine hut destroyed by severe wind, Neko Harbour, Antarctic Peninsula, Antarctica, Polar Regions
Vernadsky Research Base, the Ukrainian Antarctic station at Marina Point on Galindez Island in the Argentine Islands, Antarctica, Polar Regions
Tilley lamps light two man pyramid tents at night on the snow in Antarctica, Polar Regions
Neko Harbor, Gerlache Strait, Antarctic Peninsula, Antarctica, Polar Regions
Chinstrap penguins (Pygoscelis antarcticus), Half Moon Island, Antarctic Peninsula, Drake Passage, Weddell Sea, Antarctica, Polar Regions
Deception Island, Drake Passage, Weddell Sea, Antarctic Peninsula, Antarctica, Polar Regions
Emperor penguins (Aptenodytes forsteri) and chicks, Snow Hill Island, Weddell Sea, Antarctica, Polar Regions
Iceberg detail, Pleneau Island, Antarctic Peninsula, Antarctica, Polar Regions
Crabeater seal (Lobodon carcinophagus) diving into the water from an iceberg, Pleneau Island, Antarctic Peninsula, Antarctica, Polar Regions
Argentina Research Station, Paradise Bay, Antarctic Peninsula, Antarctica, Polar Regions
Vernadsky Research Base, the Ukrainian Antarctic station at Marina Point on Galindez Island in the Argentine Islands, Antarctica, Polar Regions
Gentoo penguins (Pygoscelis papua) and tourists on a zodiac, Cuverville Island, Antarctic Peninsula, Antarctica, Polar Regions
Colony of Emperor penguins (Aptenodytes forsteri) and chicks, Snow Hill Island, Weddell Sea, Antarctica, Polar Regions
Adult humpback whales (Megaptera novaeangliae) on its side off the bow of the National Geographic Explorer in the Gerlache Strait, Antarctica, Polar Regions
The Lindblad Expeditions ship National Geographic Explorer in heavy seas in the Drake Passage, Antarctica, Polar Regions
The Lindblad Expeditions ship National Geographic Explorer wedged into fast ice, Duse Bay, Weddell Sea, Antarctica, Polar Regions
Cuverville Island, Antarctic Peninsula, Antarctica, Polar Regions
The Lindblad Expeditions ship National Geographic Explorer in Shorefast Ice, Antarctic Sound, Antarctica, Polar Regions
Deception Island, South Shetland Islands, Antarctica, Polar Regions
Aerial view of Siple Station, main base is 40ft under the ice, United States Antarctic Program, Antarctica, Polar Regions
British base, Port Lockroy, Antarctic Peninsula, Antarctica, Polar Regions
Iceberg, Weddell Sea, Antarctic Peninsula, Antarctica, Polar Regions
Emperor penguin chick (Aptenodytes forsteri), Snow Hill Island, Weddell Sea, Antarctica, Polar Regions
Emperor penguin (Aptenodytes forsteri) and chick, Snow Hill Island, Weddell Sea, Antarctica, Polar Regions
Lindblad guests from the National Geographic Explorer on a Zodiac cruise in Cierva Cove, Antarctica, Polar Regions
Penguin colony, Aitcho Island, South Shetland Islands, Antarctica, Polar Regions
The Lindblad Expeditions ship National Geographic Explorer in the Lemaire Channel, Antarctica, Polar Regions
Emperor penguin (Aptenodytes forsteri) and chick, Snow Hill Island, Weddell Sea, Antarctica, Polar Regions
Russian icebreaker, Kapitan Khlebnikov in pack ice, seen from helicopter flight, Weddell Sea, Antarctica, Polar Regions
Cuverville Island, Antarctic Peninsula, Antarctica, Polar Regions
The Quark Expeditions ship Sea Adventurer operating in the Gerlache Strait, Antarctica, Southern Ocean, Polar Regions
Tourists in a Zodiac looking at a leopard seal (Hydrurga leptonyx), Enterprise Island, Antarctica, Polar Regions
Lindblad Expeditions guests from the National Geographic Explorer hiking at Orne Harbor, Antarctica, Polar Regions
Paradise Bay, Antarctic Peninsula, Antarctica, Polar Regions
The Lindblad Expeditions ship National Geographic Explorer wedged into fast ice, Duse Bay, Weddell Sea, Antarctica, Polar Regions
The Lindblad Expeditions ship National Geographic Explorer wedged into fast ice, Duse Bay, Weddell Sea, Antarctica, Polar Regions
Snow covered mountain at sunset, generating its own fog cover, Wiencke Island, Antarctic Peninsula, Antarctica, Polar Regions
RRS Bransfield in rough seas, Antarctica, Polar Regions
Tourists and gentoo penguins, Neko Harbour, Antarctic Peninsula, Antarctica, Polar Regions
A private sailboat operating in the Errera Channel, Antarctica, Southern Ocean, Polar Regions