Crystal Onyx Cave

Crystal Onyx Cave Crystal Onyx Cave
Former owner of https://www.facebook.com/CRYSTALONYXCAVE Contact us today!

Crystal Onyx Cave is one of Kentucky's premier show caves with spectacular beauty throughout. We offer guided cave tours, a gift shop, above ground oddities in a secluded wooded setting. As a locally- and family-owned-and-operated business, we have been offering our customers an exceptional experience and a lasting memory of their visit to our cave since 1965. Services:
2 Different Cave Tours with

Spectacular Formations
Children's Rates
Group Rates
Military Discount
Senior Discount
Private Tours
Gift Shop
Gem Panning
Premier Show Caves Experience
Gift Shop
Rock Shop
Mineral Shop
Gem Mining

Specialties:
Locally-Owned Business
Family-Owned-and-Operated Business

Associations:
American Cave Conservation Association (ACCA)
National Cave Association (NCA)
National Speleological Society (NSS)
Cave City Chamber of Commerce

06/21/2026

The countdown to the 4th of July is officially ON!
🇺🇸 🎇

Planning a summer holiday road trip through Cave City? Make sure to add a pit stop at Crystal Onyx Cave to your itinerary. The adventure starts before you even step underground! 🦬🦕

Come explore our quirky above-ground sculpture garden, and see nature's own stone sculptures underground on a cave tour!

We are open all holiday week long from 10 AM to 6 PM daily!
Stay tuned—we have more fun holiday previews coming your way soon!

📍 Find us just 3 miles east of I-65!

Our "professional slacker" is at it again! 🙄🛸The higher he climbs, the lower he brings morale. Just add this to his list...
06/12/2026

Our "professional slacker" is at it again! 🙄🛸

The higher he climbs, the lower he brings morale. Just add this to his list of achievements in his otherworldly file... 🗂️✨

Pretty sure 'gravity defiance' isn't covered in our insurance policy. How many safety violations can you find in this series of slacking? 🥤👽

It is already a scorcher outside on the surface today! ☀️🔥Beat the blazing summer heat and head underground with us. It ...
06/11/2026

It is already a scorcher outside on the surface today! ☀️🔥

Beat the blazing summer heat and head underground with us. It is always a crisp, constant 58 degrees inside Crystal Onyx Cave year-round! The perfect way to cool off, stretch your legs, and explore our stunning formations.

🗺️ Escape the sun and join a tour today!
📍 425 Prewitts K**b Road, Cave City, KY

Look who Heather crossed paths with right here on the property! Meet one of our favorite local neighbors: a beautiful, c...
06/07/2026

Look who Heather crossed paths with right here on the property! Meet one of our favorite local neighbors: a beautiful, completely harmless Gray Ratsnake (Pantherophis spiloides)! 🐍✨

Living on the lush, rocky terrain of Prewitts K**b, we share our home with some incredible native wildlife. Here are a few quick educational facts about these awesome reptiles to share with your family:

• Nature's Pest Control 🐭: Ratsnakes are strict carnivores. Their absolute favorite meals are mice, rats, and small rodents. They act as a free, eco-friendly pest control service for our grounds!

• Acrobats of the Woods 🌳: See those ridges on its scales? Those are called "weakly keeled scales". They act like tiny hiking boot treads, making ratsnakes phenomenal climbers. They love scaling trees, stone walls, and rocky crevices.

• The "Kink" Trick 〰️: If you ever see a ratsnake freeze into a squiggly, crinkled shape like a piece of rope, don't worry! That is a unique defense mechanism they use to camouflage themselves and break up their outline in the wild.

• Gentle Giants 🖤: The Gray Ratsnake is the largest snake species native to Kentucky, occasionally reaching lengths over 6 feet! Despite their impressive size, they are non-venomous, docile, and pose zero threat to humans or pets.

We safely escorted this handsome friend back into the woods to keep doing what they do best: keeping our beautiful k**b rodent-free!

Next time you join us for a tour of our spectacular cave formations, keep your eyes peeled for the amazing surface wildlife that calls Cave City home! 🪨❤️

| Photo taken by Heather Corley Rightnour

Cult Activity at Crystal Onyx Cave? 🦗🔮🕯️We might have a tiny, six-legged secret society on our hands…Look closely at the...
06/04/2026

Cult Activity at Crystal Onyx Cave? 🦗🔮🕯️

We might have a tiny, six-legged secret society on our hands…

Look closely at these photos. Two out of the three times we’ve found these "cave marshmallows" (dead cave crickets covered in white fungus), they occurred in the exact same spot. Specifically, right on top of a cluster of stalagmites in our last upper tour room that looks suspiciously like a small altar.

A sharp-eyed visitor recently joked that we stumbled upon a ritual sacrifice site for a secret cave cricket cult—and honestly, we can’t unsee it!

In reality, it's just nature's clean-up crew at work. When a cricket passes away, a specialized white fungus quickly envelops it to decompose it, leaving behind a puffy white "marshmallow." But why do they keep choosing the altar? Maybe the humidity is just right... or maybe the cricket elders are sending a message. 👀🤫

Come take our upper tour and see the "altar" for yourself. Just keep an eye out for any crickets wearing tiny robes! 🥾🦗🔦

| Photos by Rachal Hancock

Come see the latest addition to the sculpture garden!!!! Scotts latest piece!!!
05/27/2026

Come see the latest addition to the sculpture garden!!!! Scotts latest piece!!!

05/19/2026

Fuel prices got you down? Come on over to Crystal Onyx Cave. We have the lowest priced 1 hour formation filled cave tour locally and possibly nationally. Our brand name drinks are only $1.00 each and we have the cheapest gem panning around. We have games to play and loads of unique photo opps above ground and a spectacular cave to photo below ground. We are OPEN everyday even holidays March thru December, 10am to 6pm central timezone. (Hours may change from 6pm to 4pm for November and December)

POV: You sign up for a cave guide job but your first assignment is pouring concrete... 💀 Let's give a huge welcome to ou...
05/17/2026

POV: You sign up for a cave guide job but your first assignment is pouring concrete... 💀

Let's give a huge welcome to our newest hire Jarod! He's in the middle of this photo of our hardworking team! He just moved all the way from upstate New York, and this is his very first cave job. We're already making him learn the ropes from the ground up (literally)! Pretty soon his cave tours will be as solid as this concrete. 🪨

Let's give Jarod a warm welcome and drop your support in the comments! 🔦🦎🦗

Ziggy Played Guitar… but this Ziggy just hangs out at Crystal Onyx! 🎸✨Meet our resident rockstar, the Northern Zigzag Sa...
05/14/2026

Ziggy Played Guitar… but this Ziggy just hangs out at Crystal Onyx! 🎸✨

Meet our resident rockstar, the Northern Zigzag Salamander (Plethodon dorsalis)! While they might not have a band from Mars, they’re definitely the stars of the show here in our cave.

Lately, there is a lot of buzz at Cave City City Hall. With the community's recent win securing a moratorium on the proposed data center, we are reminded of how powerful our community is when we stand up for our fragile karst landscape. Data centers require massive amounts of water and energy, posing major risks to underground water quality and the delicate ecosystems below our feet.

By protecting our groundwater, our community directly protects the habitat of incredible cave-dwelling species. Here’s why our local "Ziggy" is a total icon and worth standing up for:

• Signature Style: ⚡
They get their name from the wavy, "zigzag" pattern on their backs. While they look like the common Red-backed Salamander, those jagged edges are their signature style.

• The Costume Change: 🎭
Sometimes they show up in a "Lead-backed" persona! This dark morph lacks the bright red stripe, looking more like a mysterious, charcoal-colored stage alter-ego that is just as cute.

• No lungs? No problem! 🫁
These amphibians are "lungless." They breathe entirely through their thin, moist skin. This is why a pristine, pollution-free karst environment is vital. Any changes to the water or air quality in the cave can directly harm them, making local conservation efforts a matter of survival!

• Total Access Pass: 🔦
Unlike some species that stick to the "twilight zone" by the entrance, these little ones are comfortable exploring every corner of our half-mile cave.

Safety Reminder (And Fanclub Etiquette!): 🛡️
Remember, their skin is very sensitive to the oils and salts on human hands. Please admire them with your eyes only—no touching the talent! ✨🦎

We are so proud to be part of a community that values education, science, and the protection of our natural wonders. Let's keep working together to keep our cave systems safe, healthy, and loud with life!

Have you seen any salamanders in the cave or on the surface? Share your photos below! 📸

Follow us for more animals, cave updates, and conservation information!

Photo taken by Rachal Hancock.

Address

425 Prewitts K**b Road
Cave City, KY
42127

Opening Hours

Monday 10am - 6pm
Tuesday 10am - 6pm
Wednesday 10am - 6pm
Thursday 10am - 6pm
Friday 10am - 6pm
Saturday 10am - 6pm
Sunday 10am - 6pm

Telephone

+12707733377

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