The cone shaped White Dome Geyser in the Lower Geyser Basin in Yellowstone National Park in the United States
Bactreria and minerals create a colorful scene in the scalding hot run-off water of the Excelsior Geyser Crater as it flows into the Firehole River
Little spring at the edge of Sunset Lake of the Black Sand Basin. Sunset Lake is one of the largest thermal bodies of water in Yellowstone National Park, Wyoming, USA.
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