MichaelPocketList
Sunday, June 4, 2017
An atmospheric phenomenon called circumhorizontal arc: when the sun is at least 58º above horizon and ice crystals in clouds form rainbows. [OC] [2048x1365]
http://ift.tt/2s7OIjc via /r/SkyPorn http://ift.tt/2qOci0B
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