Meet the 34-year-old engineer who quit his day job to transform a cave into a vacation rental—now its booked out a year in advance, raking in over $700,000 a year ...

COLUMBUS, Ohio (WCMH) — From treehouses to a cave and inside a craft brewery, there is no shortage of unique places to stay in Ohio. The Buckeye State offers interesting lodging for nature ...

Welcome to The Cave. Built into a natural recess on Dunlap Hollow, this vacation rental sleeps six people across two bedrooms. It’s 1,500 square feet of custom designed space, built for comfort.

To that assortment you can add caves, grottoes and cave-like dwellings. Browse the slideshow above for unique vacation lodging options from TripAdvisor Rentals.