Yosemite National Park is known worldwide for its incredible granite cliffs, breathtaking vistas, and some of the most ...

Yosemite is one of the most beautiful national parks in America, and arguably its best hike doesn't even require braving ...

Scientists at Yellowstone National Park have uncovered a large, underground magma cap that is likely crucial to containing one of Earth's largest volcanic systems. Hidden 2.4 miles (3.8km) beneath ...

Archaeologists in Mexico have discovered ancient Mayan pottery in a cave system a little more than 10 miles away from downtown Playa de Carmen.

National parks are the best idea we ever had. Absolutely American, absolutely democratic, they reflect us at our best rather than our worst. .

Ken Burns called our national parks “America’s best idea,” to which I’d add another: the Constitution. The Constitution and ...

"The most popular trail and one that you can do on your own is the 1.25-mile walk through 'The Twilight Zone' and into 'The ...