New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons ...

The lunar canyons Vallis Schrödinger and Vallis Planck are extraordinarily deep, and scientists now know the valleys were ...

Zion National Park to Grand Canyon road trip guide • Discover the best route, scenic stops, travel tips, and must-see ...

In the heart of California, the Sequoia and Kings Canyon National Parks are home to some of the tallest trees on the planet.

Yellowstone itinerary is ideal for either first time visitors or long time fans of the National Park. Each day offers both ...

Lake Havasu and the London Bridge are uniquely Arizona road trip destinations. Here's why it's worth the drive and what to ...

The most accessible portion of Canyonlands National Park is Island in the Sky. This breathtaking area is home to some of the ...

For more information, visit the Lowell Observatory's website. Grand Canyon Railway Train Tickets (594 reviews) Antelope Canyon and Horseshoe Bend Day Tour from Flagstaff ...

GRAND CANYON NATIONAL PARK, AZ (AZFamily) — People can once again enjoy a hike at Arizona’s world-famous natural wonder. The National Park Service said on Wednesday evening that inner canyon ...

GRAND CANYON NATIONAL PARK, Ariz ... where the pipeline from Roaring Springs runs along the underside of the trail’s Silver Bridge, and the South Kaibab Trail. Contact with chlorine gas may cause eye, ...

Trails in Grand Canyon National ... The leak occurred in the canyon's Roaring Springs area of the North Rim. What we know: The Bright Angel Trail, South Kaibab Trail and North Kaibab Trail were ...

Grand Canyon National Park announced on Facebook that the Bright Angel Trail, the South Kaibab Trail, and the North Kaibab Trail have all been closed to hikers. The closures are due to a chlorine ...