10 Unique Ohio Caves Worth Exploring
- Ohio Caverns 2210 E State Route 245, West Liberty, Ohio 43357, United States
- Seneca Caverns 15248 East Township Road 178, Bellevue, Ohio 44811, United States
- Crystal Cave 978 Catawba Avenue, Put in Bay, Ohio 43456, United States
- Ash Cave 26400 OH 56, South Bloomingville, Ohio 43152, United States
- Old Man's Cave 19852 Oh-664, Logan, Ohio 43138, United States
- Olentangy Indian Caverns 1779 Home Road, Delaware, Ohio 43015, United States
- Salt Petre Cave 25994 Big Pine Road, Rockbridge, Ohio 43149, United States
- Mary Campbell Cave 1160 Front Street, Cuyahoga Falls, Ohio 44221, United States
- White Gravel Mines 4002 White Gravel-Mcdaniel Road, Minford, Ohio 45653, United States
- Chapel Cave 24798 Big Pine Road, Rockbridge, Ohio 43138, United States
10 Unique Ohio Caves Worth Exploring
Ohio is home to a fascinating underground world filled with ancient caves and caverns, each offering its own unique geological formations, history, and adventure. From the limestone tunnels carved by rivers over thousands of years to crystal-lined chambers shimmering in the dark, Ohio's caves provide explorers with breathtaking sights and unforgettable experiences. Whether you’re a seasoned spelunker or a casual visitor looking for a scenic escape, the Buckeye State boasts an array of incredible destinations that showcase the beauty hidden beneath the surface.
The caves of Ohio are not only remarkable natural wonders but also important historical landmarks. Many of these subterranean spaces were used by Native American tribes for shelter and ceremonies, while others played a role in early settlement and industry. Some caves contain remnants of ancient waterways, fossilized lifeforms, and delicate mineral deposits, telling a silent but powerful story of Earth’s evolution. Walking through these underground landscapes is like stepping into a hidden realm frozen in time, where every rock formation and passageway holds secrets waiting to be discovered.
Visitors to Ohio’s caves will find something for everyone, whether it’s thrilling guided tours that take explorers deep into the heart of cavern systems or peaceful hikes to recess caves with cascading waterfalls. Many caves maintain a consistent cool temperature year-round, making them an excellent retreat during hot summer days or a unique winter outing. The sheer variety of geological features—from towering stalactites to underground rivers—ensures that no two cave experiences are alike. For adventure seekers, some caves even offer opportunities for crawling, climbing, and flashlight-led expeditions into lesser-explored tunnels.
Beyond their natural beauty, Ohio’s caves serve as important sites for education, conservation, and outdoor recreation. Schools and nature organizations frequently visit these underground wonders to study cave ecosystems and geological formations. Some caverns even host seasonal events, offering themed tours and family-friendly activities that make exploration both exciting and educational. With growing efforts to preserve and protect these natural spaces, Ohio’s caves remain a haven for both scientists and adventurers alike.
Ohio Caverns
Ohio Caverns Located in West Liberty, Ohio, these caverns are known for their stunning crystal formations, underground rivers, and fascinating geological history. The caverns feature over two miles of passageways, with stalactites and stalagmites that have formed over centuries. One of the most famous formations, the Crystal King, is a massive stalactite estimated to be over 200,000 years old. The caves maintain a comfortable 54°F year-round, making them a great destination no matter the season.
Visitors can explore the caverns through guided tours, which highlight the natural beauty and history of the formations. The caves were discovered in the late 1800s and have since become one of Ohio’s most popular attractions. The underground landscape is illuminated to showcase the intricate details of the formations, creating a mesmerizing experience.
Above ground, guests can enjoy picnic areas, a gift shop, and gemstone mining activities. The caverns are also wheelchair accessible, ensuring that everyone can enjoy the beauty of this natural wonder.
Things to do:
- Guided tours through the caverns
- Gemstone mining
- Photography opportunities
- Picnic areas
What people love about it:
- Stunning crystal formations
- Year-round accessibility
- Knowledgeable tour guides
- Family-friendly activities
Address: 2210 East State Route 245, West Liberty, OH 43357 County: Logan County Phone: (937) 465-4017 Email: info@ohiocaverns.com
Seneca Caverns
Seneca Caverns Located in Bellevue, Ohio, Seneca Caverns is a registered natural landmark featuring one of the largest explorable underground areas in the state. The caverns were formed naturally over thousands of years and contain an underground river known as "Ole Mist’ry River." Visitors can embark on a one-hour guided tour, navigating rock steps and pathways deep into the earth.
The caverns remain a cool 54°F year-round, making them a refreshing escape during the summer months. The underground river adds to the mystique of the caves, and the rock formations provide a glimpse into Ohio’s geological history. The guided tours offer insights into the formation of the caverns and the role they played in early Ohio history.
Above ground, guests can enjoy a shaded picnic area, a gift shop, and a sluice where they can pan for gemstones, arrowheads, and fossils. The caverns are open seasonally from May through October.
Things to do:
- Guided cavern tours
- Gemstone panning
- Exploring underground rivers
- Picnic areas
What people love about it:
- Unique underground river
- Fascinating geological formations
- Engaging guided tours
- Seasonal activities
Address: 15248 E Township Rd 178, Bellevue, OH 44811 County: Sandusky County Phone: (419) 483-6711 Email: info@senecacaverns.com
Crystal Cave
Crystal Cave Located in Put-in-Bay, Crystal Cave is home to the world’s largest celestite geode, estimated to be 12,000 to 15,000 years old. The cave was discovered in the late 1800s when workers were digging a well and stumbled upon the massive crystals. Today, visitors can walk inside and marvel at the shimmering blue celestite formations that line the cave walls.
The cave is relatively small but offers a unique experience unlike any other in Ohio. The celestite crystals were once mined for their use in fireworks, but now they remain untouched, creating a dazzling underground spectacle. The cave is part of Heineman’s Winery, allowing visitors to pair their exploration with a wine-tasting experience.
Above ground, guests can enjoy the winery, a gift shop, and guided tours that explain the history and geology of the cave.
Things to do:
- Guided cave tours
- Wine tasting at Heineman’s Winery
- Photography opportunities
- Gift shop
What people love about it:
- Unique celestite crystal formations
- Fascinating geological history
- Combination of cave exploration and wine tasting
- Friendly and informative guides
Address: 978 Catawba Ave, Put-in-Bay, OH 43456 County: Ottawa County Phone: (419) 285-2811 Email: info@heinemanswinery.com
Ash Cave
Ash Cave Located in Hocking Hills State Park, Ash Cave is one of the largest recess caves in Ohio. The cave features a massive horseshoe-shaped rock overhang, measuring 700 feet wide and 100 feet deep. A seasonal waterfall cascades from the top, adding to the breathtaking scenery.
Ash Cave is easily accessible via a short, paved trail, making it a great destination for families and visitors of all ages. The cave was historically used by Native Americans and early settlers, with large deposits of ash found inside, giving it its name. The surrounding forest and rock formations create a picturesque setting, perfect for hiking and photography.
Visitors can explore the cave, hike nearby trails, and enjoy picnic areas. The cave is especially stunning in the fall when the foliage adds vibrant colors to the landscape.
Things to do:
- Hiking trails
- Exploring the cave and waterfall
- Photography opportunities
- Picnic areas
What people love about it:
- Stunning natural beauty
- Easy accessibility
- Seasonal waterfall
- Rich historical significance
Address: 26400 OH-56, South Bloomingville, OH 43152 County: Hocking County Phone: (740) 385-6842 Email: info@hockinghills.com
Old Man’s Cave
Located in Hocking Hills State Park, Old Man’s Cave is one of the most famous cave attractions in Ohio. The cave is named after a hermit, Richard Rowe, who lived in the recess cave in the early 1800s. The cave features stunning rock formations, waterfalls, and deep gorges that create a breathtaking landscape.
Visitors can explore the cave via well-maintained trails that wind through the gorge, passing by waterfalls and unique rock formations. The cave is divided into different sections, including Upper Falls, Lower Falls, and the Devil’s Bathtub, each offering a unique view of the natural beauty of the area.
Old Man’s Cave is a popular destination year-round, with vibrant foliage in the fall, frozen waterfalls in the winter, and lush greenery in the spring and summer.
Things to do:
- Hiking trails through the gorge
- Exploring waterfalls and rock formations
- Photography opportunities
- Picnic areas
What people love about it:
- Stunning natural scenery
- Well-maintained trails
- Seasonal beauty
- Rich historical significance
Address: 19852 OH-664, Logan, OH 43138 County: Hocking County Phone: (740) 385-6842 Email: info@hockinghills.com
Olentangy Indian Caverns
Located in Delaware, Ohio, Olentangy Indian Caverns offers a fascinating glimpse into Ohio’s Native American history. The caverns were used by the Wyandot tribe as a shelter and meeting place centuries ago. The underground passages feature unique limestone formations and winding tunnels that create an adventurous experience.
Visitors can take guided tours through the caverns, learning about the history and geology of the site. The caverns also feature an underground stream, adding to the mystique of the experience. Above ground, guests can enjoy a petting zoo, mini-golf, and gemstone mining.
The caverns are open seasonally and offer a variety of family-friendly activities, making them a great destination for all ages.
Things to do:
- Guided cavern tours
- Exploring underground tunnels
- Gemstone mining
- Petting zoo and mini-golf
What people love about it:
- Rich Native American history
- Unique underground formations
- Family-friendly attractions
- Engaging guided tours
Address: 1779 Home Rd, Delaware, OH 43015 County: Delaware County Phone: (740) 548-7917 Email: info@olentangyindiancaverns.com
Saltpetre Cave
Located in Hocking County, Saltpetre Cave State Nature Preserve is a hidden gem featuring multiple recess caves. The caves were historically used for mining saltpeter, an ingredient in gunpowder, during the 1800s. Today, visitors can explore the caves and enjoy the surrounding natural beauty.
The preserve features hiking trails that lead to the caves, offering stunning views of rock formations and lush forests. The caves themselves are spacious and provide a cool retreat during the summer months. The area is also home to diverse wildlife, making it a great spot for nature enthusiasts.
Saltpetre Cave is a lesser-known attraction, making it a peaceful and uncrowded destination for those looking to explore Ohio’s natural wonders.
Things to do:
- Hiking trails
- Exploring recess caves
- Wildlife observation
- Photography opportunities
What people love about it:
- Secluded and peaceful atmosphere
- Unique geological formations
- Rich historical significance
- Beautiful hiking trails
Address: Saltpetre Cave State Nature Preserve, Hocking County, OH County: Hocking County Phone: (740) 385-6842 Email: info@hockinghills.com
Mary Campbell Cave
Located in Gorge Metropolitan Park in Cuyahoga Falls, Mary Campbell Cave is a fascinating historical site. The cave was carved out by the Cuyahoga River about 12,000 years ago and was originally called Old Maid’s Kitchen. It was later renamed after Pennsylvania settler Mary Campbell, who was held captive inside the cave by the Lenape Tribe for seven years.
The cave is easily accessible via the Gorge Trail, a half-mile hike from the parking lot. The cavern is about 131 feet wide and tall enough to stand in, making it a great spot for exploration. The surrounding park features scenic trails, waterfalls, and rock formations, offering visitors a chance to enjoy Ohio’s natural beauty.
Mary Campbell Cave is a popular destination for history buffs and nature lovers alike. The park is open daily from 6 a.m. to sunset, allowing visitors to explore at their own pace.
Things to do:
- Hiking trails through Gorge Metropolitan Park
- Exploring the cave and rock formations
- Photography opportunities
- Wildlife observation
What people love about it:
- Rich historical significance
- Scenic hiking trails
- Easily accessible location
- Peaceful natural surroundings
Address: 1160 Front St, Cuyahoga Falls, OH 44221 County: Summit County Phone: (330) 867-5511 Email: info@summitmetroparks.org
White Gravel Mines
Located in Minford, Ohio, White Gravel Mines is a unique cave system that has been transformed into an interactive experience. The caves are illuminated with themed displays, making them a popular destination for seasonal events and storytelling adventures.
Visitors can explore the caves at their own pace, stopping to read short stories and admire the creative displays. The cave is especially popular during holiday seasons when themed decorations bring the underground space to life.
Things to do:
- Self-guided cave exploration
- Themed seasonal events
- Storytelling displays
- Photography opportunities
What people love about it:
- Unique interactive experience
- Family-friendly atmosphere
- Seasonal decorations
- Peaceful underground setting
Address: 4002 White Gravel McDaniel Rd, Minford, OH 45653 County: Scioto County Phone: (740) 820-8602 Email: info@whitegravelmines.com
Chapel Cave (21 Horse Cave)
Located in Hocking Hills, Chapel Cave—also known as 21 Horse Cave—is a hidden gem that offers a secluded and peaceful escape. The cave is tucked away in the forest and is accessible via a scenic hiking trail.
The cave features a large rock overhang that creates a natural shelter, making it a great spot for relaxation and exploration. The surrounding area is rich with wildlife and offers stunning views of the forest.
Things to do:
- Hiking trails
- Exploring the cave and rock formations
- Wildlife observation
- Photography opportunities
What people love about it:
- Secluded and peaceful atmosphere
- Beautiful natural surroundings
- Great hiking experience
- Unique rock formations
Address: Hocking Hills State Park, Logan, OH County: Hocking County Phone: (740) 385-6842 Email: info@hockinghills.com
No matter your reason for exploring, Ohio’s caves offer a thrilling journey into the unknown, where nature’s artistry is displayed beneath the earth’s surface. Whether you're marveling at crystal-studded ceilings, listening to the quiet drip of underground streams, or simply taking in the cool, mysterious atmosphere, these caves invite you to embark on an adventure unlike any other.
So why wait?
Plan your next underground exploration and uncover the magic of Ohio’s incredible caves for yourself!