Although this national park has been ranked as an overrated destination, the management's humorous social media presence is ...

Tulelake, CaliforniaFormed by half a million years of volcanic activity, Lava Beds National Monument contains the highest ...

Two 325-million-year-old ctenacanth shark fossils discovered in Mammoth Cave shed light on ancient marine ecosystems.

The Mammoth Cave rock formation the shark fossil was found inside dates back approximately 340 ... more than 70 species of sharks and other fish have been identified from this geologic layer, ...

Genevieve Formation, a layer of limestone and shale in Mammoth Cave that formed on the floor of warm ocean reefs during the geological period known as the Middle Mississippian. These teeth lent ...

To date, over 70 species of sharks and other fish have been identified from this geologic layer, including four new species. To learn more about Mammoth Cave National Park and the different ...

Home to the world’s longest cave system, Mammoth Cave National Park in Kentucky offers an unforgettable underground adventure. With over 400 miles explored, its vast chambers and intricate ...

From Mammoth Cave in the USA to Shuanghe Cave in China, these vast cave systems reveal fascinating geological formations, ancient relics, and intricate underwater networks. Each discovery not only ...

MAMMOTH CAVE, Ky. (WBKO/Gray News) - A national park in Kentucky seems to be taking recent criticism in stride. ... “Can’t ever get enough of the miserable geology, ...

MAMMOTH CAVE, Ky. (WBKO/Gray News) - A national park in Kentucky seems to be taking recent criticism in stride. Mammoth Cave National Park found itself ranked among the “most disappointing” U.S.

MAMMOTH CAVE, Ky. (WBKO/Gray News) - A national park in Kentucky seems to be taking recent criticism in stride. Mammoth Cave National Park found itself ranked among the “most disappointing” U.S.