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Yellowstone Grand Prismatic Spring. Wyoming. United States.
Mammoth Hot Springs - Yellowstone National Park - Wyoming - USA
Norris Geyser Basin, Yellowstone, Wyoming - United States of America
Hot spring and geyser with deep aqua cave and wilderness background at Yellowstone National Park, USA.
beautiful blue hot spring thermal pool, called Opal Pool, in the Midway Geyser Basin of Yellowstone National Park, Wyoming, USA
Crested Pool Hot Spring at Upper Geyser Basin in Yellowstone National Park in Summer. Bubbling, Boiling and Smoking Sulphor Geyser under summer skyscape. Although it is considered a spring, Crested Pool sometimes erupts like a Geyser. Crested Pool Spring, Upper Geyser Basin, Yellowstone National Park, Wyoming, USA, North America
Yellowstone National Park
Hot springs are the most common hydro-thermal features at Yellowstone National Park.  They vary from frothing mocha-like boiling water to clear and calm pools of tremendous depth.
Boiling water bubbler Geyser. Active geyser with major eruptions. Yellowstone National Park, Wyoming, USA
Unlike the more prominent and active hot springs in the area, Grassy Spring is a cool, clear spring surrounded by lush vegetation, including grasses and wildflowers that thrive in its warm, mineral-rich waters. The spring's constant warmth creates a microclimate that supports a unique ecosystem.
Colorful hot spring in Yellowstone of vivid colors caused by thermophilic bacteria
Norris Geyser Basin in Yellowstone in Winter
Geyser and hot spring in old faithful basin in Yellowstone National Park in Wyoming
Majestic Yellowstone lake
Hot springs and vibrant mineral colored rock in Yellowstone
View of beautiful pool in geyser area in Yellowstone National Park, Wyoming, USA.
colorful landscape of the midway geyser basin area of yellowstone national park.
Billions of thermoacidophiles live in these waters which are 10 times more acidic than lemon juice and almost as much as battery acid. They convert the pool's hydrogen sulfide gas into sulfuric acid which breaks soil and rock into mud.
Turquoise Pool In Yellowstone National Park
Erupting geyser at Norris Geyser Basin, Yellowstone National Park, Wyoming, USA
Hot geothermal spring at the Upper Geyser basin. Orange thermophile bacteria mats. Yellowstone National Park, Wyoming, USA.
Man on a boardwalk looking at Beauty Pool hot spring in Yellowstone National Park
Springs of Yellowstone
Opal Pool is a hot spring in the Midway Geyser Basin of Yellowstone National Park, Wyoming. Opal Pool usually has a temperature of approximately 132 °F.
Boiling water bubbler Geyser. Active geyser with major eruptions. Yellowstone NP, Wyoming, USA
Thermophilic Microbial Mat at Sapphire Pool in Biscuit Basin of Yellowstone National Park, Wyoming
Fumarole and geyser environment in Yellowstone National Park
Grand Prismatic Spring Overlook in Yellowstone National Park, Wyoming, USA.
Yellowstone
Norris Geyser Basin in Yellowstone in Winter
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