Onondaga Cave State Park
Guided tours of two underground wonderlands: Onondaga and Cathedral caves. Gift shop, mining, sluice, campground, picnic area and hiking trails along the Meramec River.
TripAdvisor Rating65 Reviews | Write a Review
Beautiful cave and very interesting! Our guide was great and had a lot of information. Bring a jacket if you go because the temp inside the cave is 56 degrees.Full Review
One [lace you will not want to miss. Beautiful and unique cave formations. We have been several times and it never gets oldFull Review