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Wallpaper Gallery: National Parks
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Photo: Yellowstone National Park's Grand Prismatic Spring
Photo: The Treasury at Petra, Jordan Photo: The Treasury at Petra, Jordan Photo: The Treasury at Petra, Jordan Photo: The Treasury at Petra, Jordan Photo: The Treasury at Petra, Jordan Photo: The Treasury at Petra, Jordan Photo: The Treasury at Petra, Jordan Photo: The Treasury at Petra, Jordan Photo: The Treasury at Petra, Jordan Photo: The Treasury at Petra, Jordan Photo: The Treasury at Petra, Jordan Photo: The Treasury at Petra, Jordan Photo: The Treasury at Petra, Jordan Photo: The Treasury at Petra, Jordan Photo: The Treasury at Petra, Jordan Photo: The Treasury at Petra, Jordan Photo: The Treasury at Petra, Jordan Photo: The Treasury at Petra, Jordan Photo: The Treasury at Petra, Jordan
ENLARGEWallpaper
The center of Yellowstone National Park's Grand Prismatic Spring steams at 199° Fahrenheit (93° Celsius), too hot for the multicolored bacteria clustering on the cooler perimeter. But dead center is no dead zone: Billions of organisms called thermophiles flourish in the scalding water.
David Mencin, submitted to My Shot
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National Parks Guide
National Parks Guide