Explore Mammoth Cave National Park, the longest cave system on Earth, featuring the richest known habitat for cave wildlife in the world. It may be difficult to think of caves as spacious and grand, ...

In addition, the area directly behind the main hotel building will be redesigned ... and visitor center pedestrian bridge at Mammoth Cave National Park will be closed for nine months starting ...

Under a swath of Kentucky hills and hollows is a limestone labyrinth that became the heartland of a national park. The surface of Mammoth Cave National Park encompasses about 80 square miles.

Floyd Collins entered Sand Cave a century ago today to explore its prospects as a visitor site and became trapped in a passageway not much wider than his chest, dislodging a 27-pound rock that pinned ...

Meanwhile, the National Park Service describes the sight as "a cave turned inside out ... to the 1936 Mammoth Hot Springs Hotel to the historic 1909 Albright Visitor Center (named after the ...