Ask people how Stonehenge was built and you'll hear stories of sledges, ropes, boats and sheer human determination to haul ...

Archaeologists discovered two mysterious Roman-era pools sitting under a heap of junkyard cars in eastern Rome. With an ...

Glacier National Park itself is one of the most romantic spots in the U.S., and Lake McDonald is one of its sweetest features. Underneath the water, colorful pebbles create a walkable mosaic. These ...

Coal mines are notorious sources of acid mine drainage, but the orange sludge that threatens water supplies and wildlife also ...

Plan the ultimate California road trip with 14 iconic destinations featuring beaches, national parks, historic landmarks, and ...

Thundereggs look like regular rocks from the outside, but contain intricate and colorful mineral patterns inside — often made ...

If you're seeking a quiet river for paddling with few people to block your views, head to this Santa Cruz-area spot for a ...

With ethereal landscapes that take you to otherworldly places, Milos is not only one of the leading Greek and travel ...

Recently, people have spotted killer whales engaging in some unique behavior. They are rubbing their bellies along the rocks ...

Thin, seasonal ice may have protected ancient lakes on Mars, allowing liquid water to last for decades despite cold ...

For more than a century, visitors to a remote California lakebed have stared at long, ruler-straight tracks etched into the mud and wondered how heavy boulders could apparently glide on their own. The ...