When the summer sun is blazing, there’s no better way to cool off than by heading underground. Caves offer a naturally air-conditioned escape, along with a chance to explore some of the Earth’s most ...

There are 7,000 caves in Texas, and perhaps even more are waiting to be discovered every day. MySA visited a few of the Texas ...

Hidden River Cave in Horse Cave was closed to the public for decades until a local effort to clean it out began.

Beneath the Valley: the story of the famous caves of the Virginias -- The toughest cave: the story of Schoolhouse Cave -- The eternal standard: the story of Mammoth Cave -- In a lonely sandstone cave: ...

Carlsbad Caverns, one of the most impressive underground complexes on the planet and a UNESCO World Heritage Site, has been threatened not by an earthquake or natural erosion, but by something as ...

Though cave tours at the Mammoth Cave National Park have been suspended, visitors can still access campgrounds and trails.

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 ...