These Pennsylvania rocks conceal an ancient maze you can walk through, making it a unique destination for adventure seekers.

If you’ve ever studied geography, looked at fossils in a museum, or even looked up at a craggy cliffside or a steep mountain, you’ll know that rocks usually take millions of years to form. However, ...

Discover Pennsylvania’s most impressive natural rock formations, perfect for photography, hiking, and appreciating the ...

Scientists have identified what could be the oldest rocks on Earth from a rock formation in Canada. The Nuvvuagittuq Greenstone Belt has long been known for its ancient rocks — plains of streaked gray ...

A severe drought caused a rock formation in the Mississippi River to be visible. It's a rare sight, but those wishing to see might be disappointed. The drought, this week, caused water levels near ...

The coastline near Derwent Howe, in England’s Cumbria, hardly seems a place where geologists would find new things. They’ve been studying the area for two centuries and mapped the region in great ...

Natural erosion finally took its toll on Darwin's Arch, a famous rock formation off the coast of the remote Galápagos Islands, forcing the top of the archway to collapse into the Pacific Ocean on ...