Discover the jaw-dropping historical icon that is the underground wonderland of Mammoth Cave National Park in Kentucky.

Lehman Caves in Great Basin National Park offers awe-inspiring guided tours showcasing unique geologic formations.

The discovery of more than 100 prehistoric structures in the Cova Dones cave in Spain makes it one of the most significant prehistoric underground sites in the world. Archaeologists found stalagmites ...

More than two centuries after Europeans settlers arrived in Kentucky, explorers are still discovering unknown caves and passageways in Western Kentucky. This geological marvel is the largest known ...

On Sunday’s episode of The Excerpt podcast: Hidden beneath Earth’s surface are caverns and pathways that hold the secrets of our planet’s very beginnings. Even after decades of exploration, there are ...

Cave City, the home to Mammoth Cave National Park, is giving visitors reason to stop and explore. Cave City in Barren County is home to Mammoth Cave National Park. Over the years, the city has gone ...

The Italian La Venta association reports about its first expedition to explore the Qanaf Cave and depths of the desert plateau of Jabal Samḥān in southern Oman. Southern Oman, Dhofar Province, Qanaf ...