20.8 MB (1.8 MB compressed)
3327 x 2185 pixels
28.2 x 18.5 cm ⏐ 11.1 x 7.3 in (300dpi)
ALAN & LINDA DETRICK / SCIENCE PHOTO LIBRARY ALAN & LINDA DETRICK / SCIENCE PHOTO LIBRARY
Runoff from Sunset Lake, in the Black Sand Basin; the coloration of the water is due to algae, bacteria, and mineral deposits; Yellowstone National Park.
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