Chattanooga is North America's first 'National Park City' according to the National Park City Foundation, a global ...

Chattanooga—once considered the dirtiest city in the USA—is the third place in the world to receive this designation, joining ...

It's time for a road trip! From Washington, D.C., to San Francisco, you can visit all the best national parks in the U.S.

While you’re in West Virginia, consider heading two hours west to one of America’s newest national parks, New River Gorge ... Cassandra Brooklyn is a New York City-based travel writer who ...

Whether exploring cosmopolitan cities or hiking through national parks, North America offers something for every traveler.

Learn all about the best national parks in the US and find your next destination for outdoor activities, especially hiking.

America's national parks are warming much faster than the rest of the nation is, and that could mean increasingly dangerous heat for tourists in the future, particularly during the peak of summer ...

A 26-year-old federal regulation known as the regional haze rule has helped cut down on pollution over national parks, wilderness ... Mountains National Park in North Carolina and Tennessee ...

Today, 63 designated national parks in the United States draw hundreds of millions of visitors a year to witness jaw-dropping natural wonders and unforgettable terrains. To determine the best U.S ...

Recommended Videos A 26-year-old federal regulation known as the regional haze rule has helped cut down on pollution over national parks ... National Park in North Carolina and Tennessee; Grand ...

A new trail in this southern Arizona city ... six Dark Sky parks and communities in the area. Nine people are crammed in a tiny room with no ceiling on the grounds of Kitt Peak National Observatory.