Two months and 14,498 miles is what it will take to visit all U.S. national parks in the lower 48 states on this optimized ...

America's greatest idea, the national park system, began with Yellowstone National Park in 1872, and now includes 62 others as well as hundreds of national monuments and forests. The easiest way to ...

North America’s national parks are among the most photographed destinations in the world, offering landscapes that range from towering red-rock canyons to emerald lakes and glacier-clad peaks. A new ...

America’s national parks are a treasured asset for the millions of visitors they host every year. They are also a rich resource for the scholars who study the history of our species and our planet.

America’s national parks are a treasured asset for the millions of visitors they host every year. They are also a rich resource for the scholars who study the history of our species and planet. The ...

As millions of visitors flock to the breathtaking landscapes of America's national parks, the Trump administration is taking steps to "Make America Beautiful Again by improving our national parks." ...

Jeffrey C. Hallo receives funding from the National Park Service. When people think about national parks, they often think about the most famous ones – places like Yellowstone, Yosemite, Denali, ...

The national park might be America’s greatest gift to the world. U.S. President Ulysses S. Grant signed the Yellowstone National Park Protection Act in 1872, making Yellowstone the first of many.

Florida's Everglades was recognized for being a dynamic ecosystem worth protecting as a national park beginning in 1947. Tetra Images/Getty Images It felt like paddling through soggy cereal. My wife ...

The U.S. Department of the Interior announced it is modernizing access to national parks with new digital passes, expanded ...