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Smallpox Survivor

Photo: A Niger woman's face with eyes blinded by smallpox
Infection by the smallpox virus can lead to corneal ulcerations, which can cause blindness. This close-up of a smallpox survivor in Niger shows the clouded, sightless eyes often left by the disease.
Photograph by Karen Kasmauski

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Check out adventure videos from our West Coast Adventure Editor Steve Casimiro and go "Behind the Lens."

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Photo: Green flower

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