Here’s how to plan a trip to Mammoth Cave National Park.

You may not realize that the U.S. is filled with hidden, mysterious caves. Several are part of the national or state parks, and they’re worth the excursion. Whether you are a thrill-seeker looking for ...

Descending into Crystal Cave is so surreal that it feels like you're entering a movie set and at any moment Indiana Jones will come swinging through with his whip. The nearly 130-year-old cave is not ...

With their ice formations and stalagmites of various sizes and shapes, ice caves are one of nature's many wonders that are truly a sight to behold. From Russia's Kunger to Iceland's Dobšinská, here ...

When the Bluegrass State comes to mind, so does the Kentucky Derby and Kentucky Fried Chicken — but why not the countless scenic attractions the state has to offer? Home to the world's largest cave ...