• A bull elk bugles in Yellowstone National Park


    National Park ID,MT,WY

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  • Craig Pass Closed for the Season; Mammoth to Norris Closed Sept. 14-30

    The road linking West Thumb and Old Faithful is closed for the season—traffic should detour through West Thumb, Lake, and Canyon. The road from Mammoth to Norris is closed for two weeks—traffic should detour over Dunraven Pass. More »

Yellowstone Resources and Issues

In this book, updated for 2014, you will find concise information about the park's history, natural and cultural resources, and issues.




Contents, Welcome, Park Facts i (1.4 MB pdf)
Frequently Asked Questions 3 (394 KB pdf)
History of the Park 13 (740 KB pdf)
Preserving Cultural Resources 29 (609 KB pdf)
Greater Yellowstone Ecosystem 53 (2.8 MB pdf)
Geology 99 (2.6 MB pdf)
Life in Extreme Heat 119 (433 KB pdf)
Vegetation 131 (4.3 MB pdf)
Fire 147 (958 KB pdf)
Wildlife 161 (5 MB pdf)
The Whole Book (18.6 MB pdf)

Did You Know?

Lake Trout Illustration

Lake trout are an invasive species of fish that is decimating the native cutthroat trout population in Yellowstone Lake.