One of Kentucky's most awe-inspiring attractions ... of a 72-acre park that also includes wetlands and trails. The cave boat tour at Lost River Cave is an unforgettable experience.

One of their coolest tours is the "Red River Gorge Underground ... Did you know the can explore an underground cave in Kentucky by boat? SUP Kentucky is an adventure company that takes people ...

Under a swath of Kentucky hills and hollows is a limestone ... or a walk on the River Styx Spring Trail. The least arduous cave tour (0.25 mile, 75 minutes) is the Frozen Niagara Tour.