Alex Hyde / Red Admiral butterfly (Vanessa atalanta) feeding on rotten apple. Derbyshire, August.
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Pal Hermansen / Statue of Leiv Eiriksson, said to be the first European in North America, even before Christopher Columbus. Quassiarsuk / Brattahlid, southern Greenland, July 2016.
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Tim Laman / National Geographic Explorer walking along path on New Island, Falkland Islands, March 2011.
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Steven David Miller / Chambers Pillar Historical Reserve, Simpson Desert, Northern Territory, Australia. 2007 Note: Chambers Pillar was used as a navigation landmark by many of Australia's early explorers. John Ross carv...
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Konstantin Mikhailov / Sikhote-Alin Mountains with tents of Russian team of researchers / explorers, SE Siberia, Russia (Ussuriland).
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Solvin Zankl / King penguin chick {Aptenodytes patagonicus} Chikcs are often larger than their parents at the end of the rearing period; early explorers believed that these chicks were a separate species, The 'Woo...
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Paul D Stewart / Illustration of mythical Papio and man-headed beast. Published in Amsterdam in 1673 by Jacob Von Meurs for Arnoldus Montanusa 'De Nieuwe en Onbekende Weereld' after the first book related to America b...
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Roberto Rinaldi / Two explorers evaluating the possibility of diving in a flooded crevasse, Perito Moreno glacier, Los Glaciares National Park, Patagonia, Argentina
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Flip de Nooyer / Explorers riding through sea ice to land, Antarctica
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Doug Allan / Inside Shackleton's Hut, Cape Royds, Ross Island, McMurdo Sound, Ross Sea, Antarctica.
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Doug Allan / Inside Shackleton's Hut, Cape Royds, Ross Island, McMurdo Sound, Ross Sea, Antarctica.
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Doug Allan / People visiting Shackleton's Hut, Cape Royds, Ross Island, McMurdo Sound, Ross Sea, Antarctica.
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Doug Allan / People visiting Shackleton's Hut, Cape Royds, Ross Island, McMurdo Sound, Ross Sea, Antarctica.
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Doug Allan / Abandoned dog kennels outside Shackleton's Hut, Cape Royds, Ross Island, McMurdo Sound, Ross Sea, Antarctica.
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Doug Allan / Snow fills a corner of Scott's Antarctic Expedition hut, McMurdo Sound, Ross Island, Antarctica.
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Doug Gimesy / Environmental explorer Tim Jarvis on a glacier on Shakelton Gap, King Haakon Bay, South Georgia. November, 2018. Editorial use only.
