Homes have since been evacuated, with hundreds lodged in Kentucky State Parks, school districts announcing ... Water Watch ...

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.

Humans first discovered this complex limestone labyrinth some 4,000 years ago beneath the Green River Valley of Edmonson County, Kentucky. To this day ... I had visited five national parks before I ...