An underground stream winds through a vast Illinois cave few people know about. Wade through cool water and explore one of the state’s most surprising adventures.

From national parks to city skylines, you can find views that'll take your breath away all over the U.S. Here are some of the ...

NASA's Curiosity Mars rover has spied a pitted rock face as it explores a region of the Red Planet known as Mount Sharp, a mountain 3 miles (5 kilometers) tall within Mars' Gale Crater. NASA has named ...

Matthiessen State Park in Oglesby, Illinois is a secret that’s too good to keep, a stunning weeping rock canyon that most ...

Natural Bridges State Beach in Santa Cruz is that kind of hidden treasure, tucked away on the coast and waiting for people to discover its magic. While tourists flock to more famous California beaches ...

NASA’s Curiosity rover is investigating strange spiderweb-like ridges on Mars that may reveal a hidden chapter of the planet’s watery history. These “boxwork” formations likely formed when groundwater ...

Oregon's diverse geology offers rockhounds opportunities to collect on public lands from the coast to high desert volcanic fields studded with gems.

A major milestone has been reached in Arkansas' highly anticipated lithium boom—its first customers.Smackover Lithium has secured the first binding offtake agr ...

RED FLEET STATE PARK, Utah - A three-toed footprint appeared in the rock, slightly longer than my hiking boot.

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

Universal Pictures is cranking up the volume on a new movie centered on the early days of Jon Bon Jovi and the New Jersey band that would eventually become one of the biggest rock acts on the planet.

The publication has previously included a number of Western North Carolina locations in its articles. Here's why these towns ...