America's Greatest Voyage Underground
Mine for gems in our new sluice, hike our trails, enjoy a picnic lunch and explore an underground world of wonders on our guided boat tour. Be sure to take home a unique souvenir from our gift shop to remember your amazing experience with us.
Indiana's Longest Cave
Enjoy a variety of experiences at Indiana’s newest show cave: heights, depths, waterfall, formations, ancient animal bones and a boat ride! Our 80-minute tour is available daily all year.
A Treasure of Indiana History
Spend some time exploring our underground cave world, watch our restored grist mill in action as it produces biscuit, pancake and muffin mixes, and don’t forget to take home a souvenir from our rock shop. It’s Indiana’s largest, with over 100 varieties of gems and minerals. Check our website for opening times of our Pioneer Village and for special events.
U.S. National Landmark
Marengo Cave offers two walking tours, gemstone mining, the Crawl, a gift shop, walking trails, picnic grounds, and more. Friendly, knowledgeable guides interpret our delicate formations and immense passageways. Camping cabins are also available by reservation.