Triple rainbows exist, photo evidence shows

Single rainbows are inspiring, double rainbows are rare, but tertiary rainbows have been elusive until a meteorologist provided guidelines that showed how to find them. Few people have ever claimed to see three rainbows arcing through the sky at once. In fact, scientific reports of these tertiary rainbows were so rare that until now many scientists believed sightings were as fanciful as Leprechaun's gold at a rainbow's end. These legendary optical rarities have finally been confirmed, thanks to photographic perseverance and a new meteorological model.

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