Cave City, Kentucky: Crystal Onyx Cave
In the same Swiss cheese geology as the much larger Mammoth Cave, but still an intricate subterranean system. Billboards announce, "Prehistoric Indian Burial Site."
- Address:
- 425 Prewitts Knob Rd, Cave City, KY
- Directions:
- South of town. I-65 exit 53. Drive east on KY-90 for two miles. Turn right onto Caveland Rd. Drive a quarter-mile to the cave.
- Hours:
- Daily Mar 1-Oct 31, 10 am to last tour 6pm Central time. (Call to verify) Local health policies may affect hours and access.
- Phone:
- 270-773-3377
- Admission:
- Adults $15.
- RA Rates:
- Worth a Detour
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Visitor Tips and News About Crystal Onyx Cave
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Don't miss the giant ants at Crystal Onyx Cave.
[TT, 08/28/2021]
Very intricate and beautiful cave system. It's not as well-advertised as Mammoth Cave, and honestly doesn't have the size, but that in no way takes away from its splendor.
[Jenna Rupe, 01/07/2019]Nearby Offbeat Places



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Billboards announce, "Prehistoric Indian Burial Site." The cave was closed for several years, but now is open to visitors by appointment.