You Won't Believe These Astounding Nature Photos Are Real

Circumhorizontal Arc

This incredible optical phenomenon is an ice halo formed by the refraction of sunlight or moonlight in plate-shaped ice crystals suspended in the atmosphere, usually in cirrus or cirrostratus clouds. The arc in its full form generally appears to be a rainbow spectrum running parallel to the horizon.

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The More You Know

  • Your dog knows when someone isn't trustworthy.
  • Virginia is the only state that has the same state flower and state tree, the Dogwood.
  • Humans are the only animals with chins.
  • Saint Patrick's Day began as a "feast day". To honor him, Christians could put aside their Lenten restrictions on food and alcohol consumption, which is why excessive drinking has become linked to the celebration.
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