Travel expert Rick Steves loves this hidden gem cave system in Slovenia full of fascinating formations. Here's what to expect ...

Looking for blind cavefish in San Luis Potosí, biologist Luis Espinasa and his team accidentally found the remains of giant ...

A team of NASA-funded University of Northern Iowa researchers is exploring some of the deepest caves in the United States to ...

NASA has admitted that an over 300-foot-wide hole in the surface of Mars could be a 'portal' leading to alien life hiding ...

Discover free accounts and keys for Deep Rock Galactic on Steam! Find out how easy it is to access this exciting co-op ...

Shenandoah National Park’s Thornton Gap entrance sits just minutes from downtown, providing access to Skyline Drive – the 105 ...

Between the dramatic folds of the Blue Ridge Mountains sits a Virginia treasure where time seems to slow down, wildflowers ...

According to Wanderlust, the Phong Nha - Ke Bang National Park captivates adventure seekers with its majestic cave systems ...

The House budget includes $1.2 million to use drones for creating a 3D map to identify pollution sources threatening clarity ...

Geologists say Kentucky’s natural underground drainage system is overwhelmed following the recent massive rainfall - ...

After a year of community efforts, Wakulla County secures a $3.78 million deal to protect the Chip’s Hole cave system, ...

Whether you're drawn to geology, adventure, or simply the strange beauty of the underground, these seven caves are unforgettable stops that deserve a place on your U.S. travel map. Tucked beneath ...