The designation was awarded by a London-based charity that aims to make cities more like national parks: "greener, healthier ...

After visiting all 63 national parks in the US, my favorites include Yosemite and Grand Teton. I think one of the worst parks is Gateway Arch.

Are you looking for the top U.S. national parks, ranked from stunning to must-visit? Read on for a list of the best U.S.

I visited all the major US national parks and ranked them based on factors like beauty and crowd size. My favorites include Grand Teton and Acadia.

Earth Day also falls during National Park Week. Celebrated for 55 years, one billion people in 193 countries host events and ...

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

Located within parts of Wyoming, Montana, and Idaho, Yellowstone National Park truly deserves the honor of being designated ...

From the adorable but deadly pine marten to the massive sperm whale, get to know some of the amazing animals that call National Parks home.

American Rivers' annual report includes 10 rivers that hold significance to people and nature, or are threatened by climate ...

Journey through California’s national parks, from towering redwoods to rugged deserts. Discover breathtaking landscapes and ...

The kickoff to Earth Week started Saturday on the Chattanooga Green.Chattanooga Parks and Outdoors celebrated the city being ...

A fossil from one of the largest dinosaurs to live in North America was discovered in a national park in Texas.