With 22 national parks and monuments to its name, Arizona boasts some of the most astonishing landscapes in the country, from the Grand Canyon to the towering buttes of Monument ...

New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons on the lunar far side. That’s good ...

Two Grand Canyon-size features on the far side of the moon were likely formed in about 10 minutes after an unknown object ...

When you think of the United States, a few things come to mind: Hollywood, Disneyland, New York, the Grand Canyon, NASA, Las ...

The proposed Tusayan development would build a giant mega-resort that threatens groundwater just outside Grand Canyon ...

The Earth's Grand Canyon took millions of years to carve, but the moon's grand canyons took about ten minutes.

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

This lodge is all about its spectacular location, within a national monument and between two national parks. It also has fire pits, free s'mores, and access to endless trails and rivers.

The road trip focuses on the best options along the fastest path from Minneapolis to Yellowstone. This takes drivers from ...

Here’s everything you need to know to plan a trip to Saguaro National Park, including the best hiking trails, things to do, ...

For a truly unique experience, hop aboard the Grand Canyon Railway. It’s a scenic ride to the canyon’s South Rim, complete ...