Arizona's national parks offer majestic views, a forest of towering saguaros and a look back into time with a preserved ...

River Trail, Plateau Point Trail and Silver Bridge will remain closed until Oct. 1, according to the National Park Service.

Hikes in the Grand Canyon are more difficult than most people realize, but this trail is the most dangerous due to its steep ...

Less crowded but not less beautiful, these underrated U.S. national parks are worth visiting to avoid the crowds and enjoy beautiful views.

Grand Canyon National Park has updated its construction schedule that will see reopenings and several closures throughout the ...