From a failed health experiment, to slave mining of a valuable chemical compound, to potential ways to make money from ...

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.

Secretary Burgum visited Mammoth Cave National Park to underscore its importance and ensure it's ready for the summer rush.

Twenty-nine new citizens are celebrating after a naturalization ceremony Thursday at Mammoth Cave National Park. Park officials say the ceremony took place at an area known as The Methodist Church ...

Meanwhile, the National Park Service describes the sight as "a cave turned inside out." To view the formations, visitors can walk along the Mammoth Hot Springs' maze of platforms that pass several ...

Hawai'i Volcanoes National Park, and Kentucky's Mammoth Cave National Park. The Source: Information for this story was taken from a survey by Gunther Volvo Coconut Creek.

Tucked beneath a historic La Jolla shop lies Sunny Jim’s Sea Cave—California’s only sea cave accessible by land. With a ...

A 26-year-old Mammoth Mountain employee died from hantavirus. An investigation found mice droppings at the hotel where he ...

MAMMOTH CAVE, Ky.- Across the nation, many people are celebrating Earth Day, and one local park is doing its part. Mammoth Cave National Park is making people aware of how important it is to take care ...

Landau based her book on a true story, and the real Floyd Collins explored much of what became known as Mammoth Cave National Park in Kentucky. After his accident in 1925, he died two weeks later.

While there are over 100 trails throughout the Sandia Mountain Wilderness in New Mexico, there's one cave hike you can't miss.