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Optical Effects
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Crepuscular rays emanating from behind cumulus clouds, spotted over Uffington, Oxfordshire, England
Cirrostratus clouds that Zé yòu says looks like the Milky Way, spotted over Suzhou, Jiangsu, China
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Altocumulus lenticularis with a line of cumulus congestus along the horizon, spotted near Roughfields, Hadfield, Derbyshire, England
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A vibrant sky over Henningsvaer, Norway
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A "giant bird" spotted over Lusk County, Dublin, Ireland
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A family of cumulus cloud formations, between the much larger appearance of congestus, which is potentially developing into a storm system here, and the smaller drifting fractus, spotted over Northwest Iran
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Cirrus spotted over Mersea Island, England
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Layers of altocumulus, along with signs of lacunosus, spotted at sunset over Malinalco, Mexico
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During a storm, beams of sunlight form a rainbow over the Adirondacks, Vermontville, New York, US
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Reflections at sunrise over Twin Lakes Recreation Area in Columbia, Missouri, US
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Remnants of multiple contrails spotted over West Falls Church, Virginia, US
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Passing cumulus fractus spotted while "lost in the countryside" between Puglia and Basilicata, Italy
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Crepuscular rays over Khomeynishahr City, Esfahan, Iran
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A dissipating storm system over the Nile River, Egypt
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An intricate pattern in the sky, accompanied by subtle crepuscular rays, spotted during the morning hours over Calistoga, California, US
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Cumulus congestus spotted during the afternoon over Taipei, Taiwan
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