Explore the wonders of Yellowstone National Park, Wyoming, with a park ranger as your guide. A virtual tour of park features, such as Old Faithful, will get you closer to the nature, science, history and culture of Yellowstone whether you are planning a vacation or are merely traveling online. Learn more about the geysers and geology of this wild landscape formed by a super-volcano and discover the ecological processes, like fire, that have shaped the park. Examine the park's human history as well as wildlife including bears, wolves, bison and elk. Experience Americas first national park online or download the 90-second parkcasts to a portable player to view when you visit Yellowstone. Be sure to download the accompanying map from our website before your trip. For a more in-depth look at the issues facing the worlds first national park, see the related video documentary series, Yellowstone InDepth, located in the Science & Medicine in the Natural Sciences category.