Hell’s Half Acre, an otherworldly alien landscape in a remote section of central Wyoming is reopening in May. The area was ...

With temperatures dropping to nearly minus-400 degrees Fahrenheit, it's probably wise to at least bring a heavy coat and wear a layer of long underwear if you're going to visit icy Pluto.If you'd ...

America's geological wonders don't need erupting volcanoes to create breathtaking spectacles that look straight out of a science fiction movie. From towering mushroom-shaped rocks to mysterious moving ...

Less than 15 minutes from Aztec Ruins National Monument in northwestern New Mexico on mostly graded gravel roads, Alien Run Mountain Bike Trail parking area provides year-round access to hiking, ...