Yellowstone National Park has the distinction of being the world's first national park. With an area of 3,472 sq mi (8,992 sq km), Yellowstone is the largest national park in the lower 48 states. This is an area larger than Rhode Island and...

Comprising 2.2 million acres of northwest Wyoming, with slight incursions into Montana and Idaho, Yellowstone is the oldest national park in the United States. The park's unique sights originally inspired a nation that had not even fully...

Yellowstone National Park, made into a national park on March 1, 1872, is located mostly in the U.S. state of Wyoming, though it also extends into Montana and Idaho. The park was the first of its kind.[1] and is known for its wildlife and geothermal...

Yellowstone National Park is an active place--both above ground and underneath it. The park contains more than 10,000 geysers, hot springs, and steaming volcanic vents. Underground heat fuels this geologic activity in the park's central basin, says Wu-Lung Chang, a geophysicist at...

Let me say at the outset that I'm not a fan of snowmobiles. I prefer cross-country skis or, better yet, snowshoes. I prefer peace and quiet to the whine of a snowmobile engine. I prefer plodding along at a snail's pace to being...

It's been called the "most beautiful roadway in America," a breathtaking, high-altitude byway that winds through parts of Montana and Wyoming and links tiny tourist towns to Yellowstone National Park. But the Beartooth Highway is also dangerous in places, and...

Communities that serve as gateways to the nation's national parks need to launch a "no child left inside" program to make children more comfortable with nature and encourage long-term support of wild places, Suzanne Lewis, the superintendent of Yellowstone National Park, proposed....