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The sub duct mirage is interesting, because it shows the sun's image as an hourglass shape. The upper part of the hourglass will be green.
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A Green Ray is very unusual and is a Green flash of light or beam of light you see shooting up from a Green flash. This is so rare that has not been photographed.
Figure 44 is a nice image of the sun setting and a Green flash.
Figure 44 If you want to see one yourself, the sky must be clear and you need an unobstructed view of the sunrise or sunset. These conditions usually mean the Green flash is best seen over water, although you may see it from an airplane, a mountaintop, or a very tall building, because you can see the distant horizon of these locations.
HALOS, SUNDOGS, AND SUN PILLARS There are several other interesting Sun -related phenomena you might see. Many of these are seen only on very cold days when there are lots of ice crystals in the sky. They 182
