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 ...

Just in time for Valentine's Day, TPG highlights some of our favorite romantic hotels — from Hilton, Hyatt, Marriott and ...

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

From hidden thermal hot spots to secret hiking trails, the park is packed with hidden wonders, and we are here to tell you ...

A colossal impact billions of years ago carved out the canyons that rival the most breathtaking features here on Earth in a matter of minutes, ...

Rraft through challenging whitewater rapids or hike along awe-inspiring cliffs with incredible views at this under-the-radar ...

Scientists proposed an explanation for the formation of Vallis Schrödinger and Vallis Planck near the lunar south pole, which ...

Now, scientists believe that they have figured it out. Two huge canyons scored into the surface of the Moon were created in ...

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

Visitors can book a whale-watching boat trip to get up close. However, Bodega Head—part of Sonoma Coast State Park—is one of ...

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

Using energy greater than the global nuclear weapons inventory, an impact event carved two grand canyons into the moon’s ...