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! There's so much to do...from caverns, petting zoo, playground, putt-putt, gem mining, and more. If you're going to explore … [Read more...] about Caverns, animals, and adventure at Olentangy Caverns