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Photo Gallery: Clouds
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Photo: Clouds over Crater Lake, Oregon
Photo: Mackerel sky clouds at sunsetPhoto: Red clouds and treesPhoto: Clouds surround the Golden Gate BridgePhoto: Clouds cover Mount Rainer's summitPhoto: Thunderstorm at sunsetPhoto: Mushroom-like cumulonimbus cloudPhoto: A thunderstorm over Tucson, ArizonaPhoto: Thunderhead clouds in Saskatchewan, CanadaPhoto: Sunset canoeing on the Winisk RiverPhoto: Clouds over Crater Lake, OregonPhoto: Cloudy sky in the KalahariPhoto: Antarctic cloud cover from space
ENLARGEWALLPAPER
A horizontal bank of cloud cover enhances an aerial view of Crater Lake, Oregon. Clouds appear white because they reflect sunlight.
Photograph by Sam Abell

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