In the darkness of a secluded river cave, researchers stumbled upon a haunting surprise—a massive, pale albino fish unlike ...

While visiting a quiet residential property, we were stunned to discover that the homeowner had a hidden cave right in his backyard – complete with an underground river flowing through it. In this ...

Come the monsoon, the underground river swells and floods the passages, making the cave impassable. Cave pearls are formed when a drop of water from the ceiling hits the limestone floor and throws ...

Had a major underground river carved out this immense cavern, it should have eroded or swept aside everything in its path, including gypsum. Yet giant white heaps of the stuff up to 15 feet thick ...

Local porters ferry the expedition team’s equipment across an underground river to reach various chambers within the cave system. Author Neil Shea squeezes through a passage to enter a ...

The cave is one of about 275 known caves in Sequoia and neighboring Kings Canyon National Park. The park’s only publicly accessible cave, it has been open to visitors since the 1940s, making it one of ...

There’s hardly anyone who’s wondering what’s underground ... Longhorn Cavern’s smooth tunnels were carved by an ancient river. Its tours mix history, geology, and a few ghost stories ...

Jason Shoaf secured $1.2 million in the House budget proposal to use underwater drones to map Wakulla Springs and its connecting underground river. The project aims to create a 3D map of the cave ...

is an underground river and collection of caves. The bright turquoise water contrasts with the caramel- and mocha-colored rock formations within the caves, which include stalactites and stalagmites.