Old Faithful Geyser
- Vicinity: Upper Geyser Basin
- Demesne of Geyser YSNP in Yellowstone National Park, MT, WY
| Particulars for Old Faithful Geyser: | |
|---|---|
| Geology | Geyser |
| Science | Hydrology |
| Historic Use | Natural Feature |
| Sight Category | Terrestrial Feature |
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