Category:Greater Yellowstone Ecosystem
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This category is for Greater Yellowstone Ecosystem which includes the smaller Yellowstone Caldera, 3 U.S. National Parks, and 5 United States National Forests.
This category has the following 6 subcategories, out of 6 total.
The following 29 pages are in this category, out of 29 total. This list may not reflect recent changes (learn more).