Blue holes are huge underwater sinkholes that appear on ... The team specifically referenced Krubera-Voronya, the ...

From a protected cove on Long Island, Dean’s Blue Hole—Earth’s deepest known underwater cave—plunges more than 600 feet into darkness. The entry to South Passage is decorated by ...

Discover the mysterious depths of Jacobs Well Natural Area in Texas, a chilling swimming spot with a spooky reputation. Dive ...

Deep within a cave that was once submerged underwater, researchers discovered two new ancient shark species that lived around 325 million years ago. The shark fossils had been preserved in what is ...

One of the most famous underwater caves in the world, the Blue Hole is a giant sinkhole located off the coast of Belize. The deep blue water, surrounded by coral reefs, creates a striking contrast ...

Krubera Cave in the republic of Georgia is currently the deepest known cave ... It’s so tight that just flexing my muscles keeps me from diving down the shaft. As the blood rushes to my head ...

Take a deep breath and dive below the surface with cave-diving experts and scientists in the video above. Find out what it takes to plunge into the dark and mysterious world of underwater caves. Caves ...

The Guinness World Records are always fascinating to learn about and this new record for the deepest underwater photoshoot has so many layers of brilliance to it that we cannot help but look up to ...

Together with model Ciara Antowski and a team of safety experts, Haining has broken the Guinness Book of World Records for the deepest underwater ... as well as cave torches mounted to other ...