Green and red algaes in Norris geyser basin. Yellowstone National Park, Wyoming, USA.
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Photo ID# yell0505
Location: US National Parks / Rockies and Prairie / Yellowstone
Subjects: Autumn, Geology, Middle Mountain, Nobody, Outside, Scenics with Sky, Seasons, Thermal Basins, Volcanic Landforms, Wild Scenics, Wilderness
 Yellowstone Autumn
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