Grant signed the bill creating Yellowstone Park, the first national park in the history ... the Northern Pacific's track-building stalled more than 500 miles from the park. Those who were prepared ...

Yellowstone National Park is a popular destination for geology field trips. It’s easy to see why—the dynamic landscape contains a variety of geological wonders that are not easily seen elsewhere.

Photograph by Drew Rush with the National Park Service The greatest ... the Hayden Valley to the grassy lawns around Yellowstone’s headquarters buildings at Mammoth Hot Springs.

Researchers are urging Yellowstone officials to invest in greater protection after the findings of a new report ...

As the headquarters of Yellowstone National Park, the Mammoth Springs Historic District is also home to historic buildings, including structures that date back from the Fort Yellowstone days ...

Glacier National Park and Yellowstone National Park both welcomed the second highest number of visitors on record last year, ...

New research shows that dead trees in Yellowstone National Park may pose a greater fire danger than previously suspected.

The first national park was created by the United States in 1872, called Yellowstone National Park. The law established during this year allowed for the term to be widely used across the U.S. and ...

Native peoples moved in and out of the area that was to become Yellowstone National Park for ceremonies, hunting, and the medicines, minerals, and plants found there. Yellowstone was established as ...