
Photo Gallery
![]() Fall colors sweep across the Scottish Highlands. | ![]() Blood Falls bursts out of a massive glacier in Antarctica, the result of extremophile microorganisms living a lightless existence below the ice, changing the chemistry of water as it seeps at the surface. | ![]() An iconic temple complex at Angkor Wat, Cambodia. |
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![]() Clouds envelop a mountain in eastern Java. | ![]() A researcher walks among Adelie penguins in Antarctica. | ![]() Graffiti adorns Melbourne like tattooes cover the arms of a hipster. |
![]() A sundog throws a spotlight on Amundsen-Scott South Pole Station and the geographic south pole. | ![]() Scientists scout out the barren Dry Valleys while doing fieldwork in Antarctica. |