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| USA > Wyoming > Yellowstone National Park > West Thumb and Lewis River > USWYYNWT013 |
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| Photo ID: USWYYNWT013 | ||||||
| Keywords: | North America; United States of America; USA; Wyoming; Yellowstone National Park; West Thumb; hydrothermal; steam; thermophiles; microorganisms; boardwalk; observation; people |
| All contents on this page are copyrighted by William Zhang. |
| USA > Wyoming > Yellowstone National Park > West Thumb and Lewis River > USWYYNWT013 |
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