Get out of the house and spend a couple of hours at Olentangy Caverns just north of Columbus. If it's your first time there, you'll wonder why you've never gone before! They open for the season on March 23, 2024! There's so much to do...from caverns, petting zoo, playground, putt-putt, gem … [Read more...] about Caverns, animals, and adventure at Olentangy Caverns