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Hot springs in California.
Yellowstone National Park
Norris Geyser Basin, Yellowstone, Wyoming - United States of America
Thermophilic Microbial Mat at Sapphire Pool in Biscuit Basin of Yellowstone National Park, Wyoming
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.
Mammoth Hot Springs feature in Yellowstone National Park
Norris Geyser Basin in Yellowstone in Winter
Hot spring in Yellowstone National Park
hot spring in yellowstone national park
Black Diamond Pool Geysers at Yellowstone National Park. Biscuit Basin Trail.
Morning Glory Pool, Yellowstone National Park, Upper Geyser Basin, Wyoming
Thermophilic Microbial Mat at Sapphire Pool in Biscuit Basin of Yellowstone National Park, Wyoming
Steaming hot volcanic vent by the lake at Yellowstone National Park
Utah, USA-September 10, 2011: The Yellow Stone National Park is one of the Natrual Wonders in the world. Here is the beautiful scenery of the National Park.
Norris geyser basin in the Yellowstone National park, USANorris geyser basin in the Yellowstone National park, USA
Yellowstone National Park
Painting of a glacier and a lake in the mountains
Majestic Yellowstone lake
Springs of Yellowstone
Bumpass Hell, the largest and most popular hydrothermal area, in Lassen Volcanic National Park, California
A closeup shot of a landscape with Geiser in Yellowstone National Park in  Wyoming
Colorful geyser erupting at Biscuit Basin in Yellowstone National Park.
The Morning Glory Pool is a natural wonder in Yellowstone National Park, named for its resemblance to the flower of the same name. On a steamy morning, the pool’s vivid colors of green and orange contrast with the white mist that rises from its surface. A sign near the pool displays its name and warns visitors not to throw anything into it, as this can damage its delicate ecosystem.
Erupting geyser at Norris Geyser Basin, Yellowstone National Park, Wyoming, USA
Shrouded in Snow Fog and Steam Witches Basin is Full of boiling caldrons, hot gushing springs, fumeroles and vents.  Backcountry skiers enjoy Witch Creek splenders while staying the night and bathing in the hot stream Early March 1986.
Thermophilic Microbial Mat at Norris Geyser Basin in Yellowstone National Park, Wyoming. These olive-green mats are the result of cyanobacteria mixed with iron.
Fumarole and geyser environment in Yellowstone National Park
Norris Geyser Basin in Yellowstone in Winter
Close downward shot of Celestine Pool at Lower Geyser Basin, with clear skies at Yellowstone National Park, Wyoming.
View of beautiful pool in geyser area in Yellowstone National Park, Wyoming, USA.
Free Images: "bestof:Thomas Moran - Hot Springs of the Yellowstone.jpg Artwork Creator Thomas Moran Hot Springs of the Yellowstone 1872 Oil on canvas 16 3/16 x 30 1/16 in 41 1 x 76"
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