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Brocken Spectre is an optical phenomenon in which observer’s shadow appears to be magnified on clouds or fog below. It can be observed from mountaintops when the sun is low & behind you, and there’s dense fog or clouds below. It's often accompanied by a glory, rainbow-like halo that can also be observed when one is between the sun & a layer of clouds, and the movement of the clouds plus the apparent magnification can give the impression of a supernaturally tall ghost being walking the…

Cloud spiral in the sky. An Iridescent (Rainbow) Cloud in Himalaya. The phenomenon was observed early am October 18, 2009.

from ALC

10 Best Travel Photography Tips

10 Best Travel Photography Tips from Adorama Learning Center

from Mail Online

By Shari Miller

Fire rainbow cloud: The rare phenomenon appeared behind a storm cloud near Delray Beach, Florida

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Fire rainbows are the rarest of all naturally occurring atmospheric phenomena. For a fire rainbow to occur, cirrus clouds must be 20,000 feet in the air with the precise amount of ice crystals, and the sun must hit the clouds at 58 degrees