Great granddaughter of Horace M. Albright, who helped create the NPS, is among those fired by agency in “heartless” fashion.

A heart-stopping moment in which a California 'touron' was nearly gored by an elk was caught on camera.

There are five Montana National Parks including two gems in the National Park Service; Glacier and Yellowstone National ...

Among the cave-centric park units within the National Park System, Mammoth Cave National Park in Kentucky stands out. Not only is this the longest known cave system in the world, but it’s a place rich ...

Yellowstone National Park, the oldest national park in the USA and home to some of the most unique geological features on earth, was just shaken up by a minor earthquake on Tuesday night.According to ...

MAMMOTH, Wyo. – Yellowstone National Park's oldest and hottest geothermal area, a favorite spot for park visitors, was shaken by a moderate earthquake Tuesday evening. The U.S. Geological Survey (USGS ...

MAMMOTH, Wyoming — An earthquake near Yellowstone National Park shook parts of eastern Idaho and western Wyoming on Tuesday. At about 6 p.m., a magnitude-3.9 earthquake was recorded about 15 ...