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?

“Yellowstone Caldera Chronicles” is a weekly column written by scientists and collaborators of the Yellowstone Volcano ...

Yellowstone National Park's nearly 3,500 square miles seep slightly across state borders into Montana and Idaho, but its major attractions are contained in the northwest corner of Wyoming.

Of all the beautiful places across America, Yellowstone National Park is particularly special. Yellowstone’s mesmerizing hydrothermal features and spectacularly varied landscapes make it ...

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 ...

so you'll want to use an official Yellowstone map (available online or at the park's five visitor centers) or specific GPS coordinates that the NPS provides to Yellowstone visitors.