8.8K views · 80 reactions | An hour away from St. Louis lies some of the rarest and largest cave formations in the world - and you can go on a tour to see it all! Who’s up for a roadtrip within your STL vacay? Find more things like this to see & do in our outdoor recreation guide: https://explstl.us/46fa3bl  Meramec Caverns Visit Missouri | Explore St. Louis | Facebook

Have you even lived if you haven't tiptoed through Bubblegum Alley on an adventure tour? Both the Hall Crawl and Higgenbotham's Hollow adventure tours take a trek through that deep, sticky mud. #muddy #caves #adventure #explore #Tennessee | Cumberland Caverns