Brush up on your knowledge of Yellowstone's geography with this interactive version of National Geographic's Trails Illustrated map Yellowstone National Park MapPlanning a Yellowstone trip?

During the winter, you can cross-country ski on a 3-mile stretch of road by the towering Virginia Cascades. Situated more than 20 miles southeast of Yellowstone's West Entrance, the Old Faithful ...

Roads often close for snowfall and construction ... so you'll want to use an official Yellowstone map (available online or at the park's five visitor centers) or specific GPS coordinates ...

An example of the possible distribution of ash from a month-long Yellowstone supereruption. The distribution map was generated by a new model developed by the US Geological Survey using wind ...