This story will be updated with their responses. It will be a while before mule rides to the bottom of Grand Canyon resume.

If you're planning a trip to Arizona's Grand Canyon, don't forget to check out this nifty little pool in its depths. But be ...

It will be a while before mule rides to the bottom of Grand Canyon resume. Phantom Ranch mule rides are canceled through Aug. 31 due to trail conditions, according to Xanterra. On the South Rim ...

The Vikos Gorge, a wonder of the natural world in Greece, is known as the "Greek Grand Canyon" because of its cliffs and ...

Two gargantuan canyons on the moon were carved by a hailstorm of rocks — and that’s good news for future lunar astronauts.

CAPE CANAVERAL, Fla. (AP) — New research shows that when an asteroid slammed into the moon billions of years ago, it carved ...

In addition to the lookout points, there are several hiking ... travels to the bottom of the canyon; it will likely take all day to complete. Recent visitors agreed that the Grand Canyon of ...

If this journey sounds too arduous, travelers can take a guided, three-hour mule-driven tour on this trail from May to October (Note: This tour does not go to the bottom of the canyon).

By comparison, Grand Canyon National Park ... A arts-and-crafts stand at the bottom of White House Trail, one of the only ways tourists can gain access to the canyon floor without a Navajo ...

It’s no secret that Yellowstone National Park can be jampacked in the summer, when up to 1 million people jockey for space ...

Frank McSorley, 63, of Buckeye, Arizona, started gaining weight shortly after retiring from the Air Force. That is, until a single uncomfortable moment convinced him he had to take action. Below, he ...