This National Park Week should be unlike any other. Because this year our parks are threatened like never before.

National Park Week is coming April 19, offering visitors a chance to see some of the treasured U.S. landmarks for free.

Here's how I'd rank all the US national parks based on personal preference and things like scenic beauty, accessibility ...

While choosing the best is "nearly impossible," travel guide publisher Lonely Planet had some recommendations.

Today, 63 designated national parks ... scenic beauty, range of activities and the opinions of both travel experts and recent park visitors. Vote for your favorite park below to help us determine ...

Experts reveal the best U.S. national parks to visit around Easter, from a tranquil island escape to vibrant wildflower bloom ...

The most famous national parks in the United States besides Yellowstone include Yosemite Park in Central California, the Grand Canyon in Arizona, and Zio National Park located in Utah.

Visitors aren’t likely to find any such hurdles at the least visited of the United States’ national parks. Visitation ... acres of superlative natural beauty,” the park’s website says.

“With so much beauty and diversity, choosing the very best national parks in the United States is a subjective ... Meanwhile, a new reservation system seemingly ready to be implemented at ...