Humans only discovered Arne Ovamgrotta in 1991, but it was a haven for at least 46 species over 75,000 years ago.

You can also check out the Squire’s Barnyard to pet the farm animals, and see how corn is ground into cornmeal and grits at the historic Boone’s Mill. Cost: $26 for adults, $16 for children ...

The Cave Springs Park offers 4.5 miles of trails & 39 acres to explore. If Raytown is too far away for your family, there are other fun parks in Kansas City you can explore like Loose Park!

Indiana's longest cave tour is approximately 80 minutes long, with sights like the Midwest's largest deposits of Ice Age bones and fossils, along with a 40-foot waterfall.