If you are planning on driving in Yellowstone National Park when most of its roads open in April, you could drive by one of ...

A new thermal vent spewing steam in the air at Yellowstone National Park is gaining attention, mainly because it’s visible ...

but National Park Service workers must be anxious. Will they get a pink slip, even though their work has been outstanding? Will they be next on the chopping block, the one made of Yellowstone’s ...

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.

Editor’s Note: This story accompanies the May 2016 issue of National Geographic magazine, devoted entirely to America’s first national park. Find more at natgeo ...

A new thermal vent spewing steam in the air at Yellowstone National Park is gaining attention, mainly because it's visible from a road rather than any significant change in the park famous for its ...