David Tipling / Tourists photographing Macaroni Penguins (Eudyptes chrysolophus) at colony in Cooper Bay, South Georgia, November 2006
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David Tipling / Macaroni Penguins (Eudyptes chrysolophus) in colony at Cooper Bay, South Georgia, November
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Bryan and Cherry Alexander / Stratus cloud surrounding the mountains at the side of the Lemaire Channel, Antarctica, February 2009.
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Bryan and Cherry Alexander / Low bands of cloud along the glaciated and mountainous coast of the Antarctic Peninsula, February 2009.
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Bryan and Cherry Alexander / Mountains at dusk on the Antarctic Peninsula, February 2009.
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Bryan and Cherry Alexander / Mountains at dusk on the Antarctic Peninsula, February 2009.
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Bryan and Cherry Alexander / Mountains at dusk on the Antarctic Peninsula, February 2009.
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Bryan and Cherry Alexander / Sundog / Parhelion (circle of light around the sun) at sunset in the Argentine Islands, Antarctica, February 2009.
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Bryan and Cherry Alexander / Mountains at dusk on the Antarctic Peninsula, February 2009.
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Bryan and Cherry Alexander / Nesting Adelie penguins (Pygoscelis adeliae) in snowstorm. Shingle Cove, Coronation Island, South Orkney Islands, Antarctica.
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Bryan and Cherry Alexander / Streaks of cirrus clouds in the evening sky in Erebus & Terror Gulf. Weddell Sea, Antarctica, October 2006.
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Bryan and Cherry Alexander / Waves break agains the bottom of a large iceberg on a stormy day in Erebus & Terror Gulf. Antarctic Peninsula, October 2006.