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Located in Yellowstone National Park, Wyoming, the largest hot spring in the United States and third largest in the world.  The amazing colors are actually varying species of heat loving microbes in the pools - each having a different color and existing at a different temperature.
A colorful valley emitting steam from its sides
Springs of Yellowstone
Grand Prismatic Spring at Midway Geyser Basin of Yellowstone National Park in Teton County, Wyoming
Old Faithfull Geyser, Yellowstone National Park
Bumpass Hell, the largest and most popular hydrothermal area, in Lassen Volcanic National Park, California
Grand Prismatic Spring in Yellowstone National Park, Wyoming USA from the view of Fairy Falls Trail, horizontal
Black Pool hot spring with Yellowstone Lake in the background
View of old faithful in full eruption from Observation point
Majestic Yellowstone lake
Panoramic extremely colorful Grand Prismatic Springs from a distance with bright blue sky and light steam lifting off lake of rainbow colors
Midway Geyser Basin in Yellowstone National Park.
Fumarole and geyser environment in Yellowstone National Park
Norris Geyser Basin in Yellowstone in Winter
Abyss Pool a hot spring of the West Thumb Geyser Basin, Yellowstone National Park, Wyoming, USA
Yellowstone NP nature
Hot springs spewing steam while the sun sets over Norris Geyser Basin
Old Faithful geyser erupting in February with Old Faithful Inn in the background in the Yellowstone Ecosystem in western USA. Nearest cities are Denver, Colorado, Salt Lake City, Jackson, Wyoming, Gardiner, Cooke City, Bozeman, and Billings, Montana, USA, North America.
Beautiful geysers with hot water and steam with pools of thermophilic bacteria in the Upper Geyser Basin of Yellowstone National Park, Wyoming, United States.
Erupting geyser at Norris Geyser Basin, Yellowstone National Park, Wyoming, USA
Boiling water bubbler Geyser. Active geyser with major eruptions. Yellowstone NP, Wyoming, USA
Mammoth Hot Springs feature in Yellowstone National Park
The Upper Geyser Basin, which is the location of Old Faithful Geyser, has the largest concentration of geysers in the world, including many of the world's largest.
Old Faithful Geyser Eruption\nYellowstone National Park
Geyser in grand prismatic spring Basin in Yellowstone National Park in Wyoming
Cliff Geyser on Iron Spring Creek at Black Sand Basin on Upper Geyser Basin in Yellowstone National Park, Wyoming
Beautiful, colorful - gold, teal, orange - erupting with powerful water shooting into the sky and plumes of steam
yellowstone national park
Grand Prismatic Spring, Yellowstone National Park, Wyoming
The famous Old Faithful Geyser, Yellowstone National Park.
Free Images: "bestof:Steaming pool in foreground, high horizon, "Fountain Geyser Pool, Yellowstone National Park," Wyoming., 1933 - 1942 - NARA - 520007.tif Local identifier"
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