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.

This little-known trail hidden in South Dakota's Black Hills is home to incredible scenery and plants that you won't find anywhere else in the state.

The extraordinary formations, each comparable in size to Earth’s Grand Canyon, are hidden on the far side of the moon — the side that always faces away from Earth — near the lunar south pole ...

Bryce Canyon National Park Stargazing is ranked #3 out of 15 things to do in Bryce Canyon National Park. See pictures and our review of Bryce Canyon National Park Stargazing.

Two gigantic canyons on the moon — both deeper than the Grand Canyon — were carved in less than 10 minutes by floods of rocks traveling as fast as bullets, a new study finds.

Bryce Canyon National Park's clear air, high elevation and lack of light pollution make it a prime stargazing spot. In fact, the park is an official International Dark Sky Park.

The 'Grand Canyon of Maine' Is a Hiker's Dream — With Stunning Scenery and Waterfall Treks. Gulf Hagas is a hidden gem in Maine, known only to locals and in-the-know travelers.

The extraordinary formations, each comparable in size to Earth’s Grand Canyon, are hidden on the far side of the moon — the side that always faces away from Earth — near the lunar south pole ...