Have you ever seen a
When the air is cold and the Sun is rising or
setting, falling ice
can reflect sunlight and create an
unusual column of light.
Ice sometimes forms flat, six-sided
shaped crystals as it falls from high-level
Air resistance causes these crystals to lie nearly
flat much of the time as they flutter to the ground.
Sunlight reflects off crystals that are
properly aligned, creating the
taken last week, a
sun-pillar reflects light from a Sun setting over
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