Lightning-ignited Grand Canyon wildfires burn tens of thousands of acres, as NOAA’s GOES satellites continue to monitor the fires.

Driving the Grand Loop Road in Yellowstone National Park is the best way to see everything that this beautiful place has to ...

If you’re looking to avoid the crowds, you might want to consider visiting one of the thousands of state parks across the ...

Wildfires at U.S. national parks are prompting evacuations and causing major disruptions as the effects of climate change are ...

One of my favorite National Parks Road Trip itineraries is the Majestic Mountain Loop. This three-park (Sequoia, Kings C ...

On his first trip to the Grand Canyon Star Party, Dave Eicher joins thousands for a week of lectures, observing, and cosmic wonder.

An extreme heat warning has been issued for parts of Arizona, including the Grand Canyon, on Monday.

This brave cleaning crew hangs from the Grand Canyon west rim's Skywalk twice a year.

Admission to Grand Canyon National Park is valid for seven days and includes both the South Rim, and during its season, the North Rim . The park charges $35 for a private vehicle, and $20 per person ...

An unusually high number of hikers had to be rescued by helicopter on the Grand Canyon, and a construction site is to blame.

Hells Canyon might be deeper than the Grand Canyon, but it's barely 2 million years old, according to a new study.