Sitting much closer to Los Angeles is an unforgettable canyon park that blends the best features of California's Mojave Desert and Sierra Nevada ...

Nestled within the Lake Mead National Recreation Area near the Arizona-Nevada border, this natural observation deck offers ...

The North Rim of Grand Canyon National Park invoked Stage 3 water restrictions in recent days due to ongoing challenges in ...

Willow Beach Scenic Overlook is that kind of place. Located within the Lake Mead National Recreation Area near the Arizona-Nevada border, this gem offers views that will make your Instagram followers ...

Visitors to backcountry areas of Grand Canyon National Park can now subscribe to a new emergency warning system that works in ...

Geologists have uncovered compelling new evidence that reshapes the understanding of Hells Canyon, America’s deepest river gorge. In a recent study, researchers revealed that this dramatic geological ...

The origin story of Hells Canyon, North America's deepest river gorge, has long been unclear to scientists. But new research estimates it formed about 2.1 million years ago when a dramatic flood ...

SELIGMAN, AZ (AZFamily) — Twenty-one stories deep and about a mile off of old Route 66 sits the Grand Canyon Caverns. Formed over 15 million years ago, they were discovered in 1927, and tours ...

In the 19th century, many people believed that landscapes like the Grand Canyon were shaped by volcanoes and earthquakes. But one American geologist named John Newberry had different ideas.

Two Grand Canyon-size features on the far side of the moon were likely formed in about 10 minutes after an unknown object slammed into the moon 3.8 billion years ago.