Yellowstone National Park, WY
 Lower Lower Yellowstone Falls, Yellowstone National Park, WY |
 Castle Geyser, Yellowstone National Park, WY |
 Grand Prismatic Spring, Yellowstone National Park, WY |
 Lower Yelloswtone Falls, Yelowstone National Park, WY |
 Terraces at Minerva Hot Springs, Yellowstone National Park, WY |
 Crested Pool Hot Spring, Yellowstone National Park, WY |
 Runoff from Grand Prismatic Spring, Yellowstone National Park, WY |
 Sinter (a silica deposit) on the edge of a hot spring, Yellowstone National Prk, WY |
 Terraces on Mammoth Hot Sprngs, Yellowstone National Park, WY |
 Grand Canyon of the Yellowstone River, Yellowstone National Park, WY |
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