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This category is for the Yellowstone Caldera which includes Yellowstone National Park. For the ecoregion associated with this region, see Category:Greater Yellowstone Ecosystem.
This category has only the following subcategory.
- ► Yellowstone National Park (3 C, 41 P)
The following 22 pages are in this category, out of 22 total. This list may not reflect recent changes (learn more).