article: Yellowstone National Park
links: Mount St. Helens National Park Service Atlantic Ocean Yellowstone River Grey wolf United Nations Educational, Scientific and Cultural Organization Temperate Henry David Thoreau Gallatin County, Montana Park County, Wyoming Gulf of Mexico Grand Teton National Park Yellowstone Caldera DNA U.S. Fish and Wildlife Service Old Faithful John Colter Rhode Island President of the United States Montana Park County, Montana UNESCO Idaho United States Geological Survey Teton County, Wyoming Crotalus viridis Native American United States Feces Ulysses S. Grant Richter scale St. Louis Wyoming Grand Canyon of the Yellowstone Fremont County, Idaho Idaho Falls United States Department of the Interior Cody, Wyoming Yellowstone cutthroat trout American bison Conservation Delaware Old Faithful Geyser Pacific Ocean Snake River World Heritage Committee Mantle (geology) Temperate climate Plate tectonics Hotspot (geology) Earth's crust Extinction Plateau American black bear List of World Heritage Sites in the United States Bald Eagle North America Hunting U.S. Geological Survey World Heritage Site National Park Lewis and Clark Expedition Rocky Mountains Jackson, Wyoming US Army United States Congress Greater Yellowstone Ecosystem Myxobolus cerebralis National Elk Refuge