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Grand Prismatic Spring, Midway Geyser Basin, Yellowstone National Park

By Yellowstone Volcano Observatory 2005 (approx.)
Grand Prismatic Spring, Midway Geyser Basin, Yellowstone National Park
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Detailed Description

Grand Prismatic Spring, Midway Geyser Basin, Yellowstone National Park.  Grand Prismatic is the largest hot spring in Yellowstone and the third largest in the world. Photograph by Robert Fournier.

Sources/Usage

Public Domain.