In a one-of-a-kind ceremony beneath the surface of Kentucky, 30 people from around the world were sworn in as U.S. citizens.

Among these, a hidden gem lies beneath its surface—the deepest cave system yet discovered, a subterranean marvel that offers both challenges and opportunities for explorers and scientists alike.

The cave system reopens on May 23. Visit the Sequoia Parks Conservancy website to get tickets for the tour. You can visit from May 23 through September 7, 2025. The tour times are between 9am and 3pm.

Schroers said the cave system could not keep up with the amount of rainfall the area received, which caused a quick backup into the cave.

In 2023, Wakulla County residents rallied to oppose a proposed gas station near Chip’s Hole, a fragile cave system connected to Wakulla Springs. Conservation Florida secured a $3.78 million ...

Even if they are struck down in court, President Trump's executive orders targeting law firms could still succeed in ...

Comfort Systems USA, Inc., together with its subsidiaries, provides mechanical and electrical installation, renovation, maintenance, repair, and replacement services for the mechanical and ...

What is the Best Cave in America? My Journey Through Carlsbad Caverns and Mammoth Cave There are alot of great caves in the US but there is a hot debate over which one is better Mammoth Cave or ...

Dr. Luis Espinasa went into the Calera cave system looking for cavefish but found an world of ancient megafauna, like this cave bear. (All photos courtesy of Luis Espinasa) Mammoths, saber-toothed ...

The Río Camuy Cave Park consists of hundreds of limestone caves and caverns, formed by the Camuy River – the world’s third-largest underground river. Only a fraction of this system is open to the ...