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Hot spring and geyser with deep aqua cave and wilderness background at Yellowstone National Park, USA.
Image of Macro of Yellowstone spring with colorful alkaline waters
West Thumb Geyser Basin in Yellowstone National Park in Wyoming, USA: The Majestic Hot Springs formed by a large volcanic explosion 150,000 years ago
Norris Geyser Basin, Yellowstone National Park.
Black sands geyser basin in the Yellowstone National park, USA
Closeup of Grand Prismatic Spring, Midway Geyser Basin, Yellowstone National Park, Wyoming, USA
Jewel Geyser at Biscuit Basin on Upper Geyser Basin in Yellowstone National Park, Wyoming
Belgian Pool on Geyser Hill in Yellowstone National Park in Wyoming
close up of hot blasting water from active gushing gayser in yellowstone national park in america, usa
Visitors get a close up view of one of more than 10,000 thermal features in Yellowstone. Research on heat-resistant microbes in the park’s thermal areas has led to medical, forensic, and commercial uses.
Boiling and steaming water in geyser vent at Fountain Paint Pots in Yellowstone National Park, Wyoming in winter.
Geysers at Midway Geyser Basin Trailhead, Yellowstone National Park.
A colorful Geyser was located in Upper geyser basin, Yellowstone national park, Wyoming.
Mouth of spring in Saratoga Spa State Park, Saratoga Springs, New York, USA
Boardwalk across Norris Geyser Basin
Wave Spring is a small, thermal feature known for its gentle, wave-like motion of water. The spring's clear, shallow pool occasionally ripples, creating the illusion of waves, which is how it earned its name. Though not as active or dramatic as nearby geysers, Wave Spring is a serene and visually appealing feature.
This hot springs in Yellowstone National Park stares up fluorescent eye shadow.
Vibrant geyser
Algae-bacterial mats. Hot thermal spring, hot pool in the Yellowstone NP. Wyoming, USA
Norris Geyser Basin in Yellowstone National Park which is the hotest geyser basin in the park.  Porcelain Basin with hot springs, thermal algae; steam and various colors. Bacterial thermophiles.
a scenic landscape in Yellowstone National Park Wyoming in winter
Thermal spring, one of many nature wonders in the Yellowstone National Park, Wyoming, USA. Feature created over thousands of years as hot water from the spring cooled and deposited colorful calcium carbonate.
hot spring thermal pool in Yellowstone National Park, America
Bubbling pool at Upper Geyser Basin, Yellowstone National Park, Wyoming, USA
Image of Detail of colorful Yellowstone pools of acidic sulfur
Black Diamond Pool Geysers at Yellowstone National Park. Biscuit Basin Trail.
Layers of yellow ring and brown bacterial mat caused by thermophile bacteria in hot water.
Old Tardy Geyser is a small, infrequent geyser known for its unpredictable activity. The geyser’s name reflects its tendency to erupt later than expected, often delaying or missing predicted eruption times. When it does erupt, Old Tardy typically sends water up to 10 feet high in brief spurts. Though not as dramatic as some of the larger geysers in the area, Old Tardy Geyser is an interesting feature due to its irregular behavior.
Straight-down view into bubbling hot spring in Yellowstone National Park.
Stunning natural land features
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