Rainbow over road
Rainbow reflected on icy waters
Rainbow spotlighting a car
Rainbow over a baobab tree
Rainbow over the Alaska Highway
Rainbow in purple sky
Double rainbow over termite mounds
Rainbow over a lava formation
Rainbow over soybean field
Rainbows over tundra
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Denali Highway, Alaska
A rainbow stretches over a section of the 670-mile-long (1,100-kilometer-long) Denali Highway in Alaska. Rainbows are a simple, ordered display of visible light reflected off of water droplets in the atmosphere.
Photograph by Rich Reid

Patterns in Nature: Rainbows

See photos of rainbows, from National Geographic.

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