Paint Pot, Lower Geyser Basin, Yellowstone National Park.
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Formation near Mammoth Springs, Yellowstone National Park.
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Summit of the Hot Springs, Yellowstone National Park.
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McCartney's Cave, near Mammoth Springs, Yellowstone National Park.
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Formation at Mammoth Hot Springs, Yellowstone National Park.
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Gardner Canyon and Valley, Yellowstone National Park.
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Grand Canyon of the Yellowstone, Yellowstone National Park.
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Grand Canyon of the Yellowstone, Yellowstone National Park.
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Grand Canyon of the Yellowstone, Yellowstone National Park.
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Grand Canyon of the Yellowstone, Yellowstone National Park.
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Grand Canyon of the Yellowstone, Yellowstone National Park.
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Grand Canyon of the Yellowstone, Yellowstone National Park.
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Great Falls of the Yellowstone, 360 feet, Yellowstone National Park.
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Great Falls of the Yellowstone, 360 feet, Yellowstone National Park.
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Sulphur Mountain and Valley, Yellowstone National Park.
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A Mud Geyser Formation.
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Specimen Lake, Upper Basin.
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A Glimpse of the Geyser Basin, Yellowstone National Park.
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Grand Geyser Cone and safety valve, Yellowstone National Park.
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Grand Geyser Cone and safety valve, Yellowstone National Park.
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Gibbon Falls, Gibbon River, Yellowstone National Park.
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Devil's Thumb, Soda Deposit, Yellowstone National Park.
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Petrified Tree.
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Great Falls, 360 feet.
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Rapids above the Upper Falls.
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Hayden Valley.
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Hot Spring Cone, Yellowstone Lake.
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Glimpse of the Tetons.
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Castle Geyser.
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Lone Star Geyser Cone.
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