Photo of the Day 246

Rainbow, Denali National Park, Alaska, 2001

Photograph by Joel Sartore

A double rainbow plunges into a gorge in Alaska's Denali National Park. Although they appear to exist at a definable point in the sky, a rainbow's position is actually dependent on the location of the observer relative to the sun.

(Photo shot on assignment for, but not published in, "Grizzly Survival: Their Fate Is in Our Hands," July 2001, National Geographic magazine)