Onyx Cave

101 Huckleberry Knob Road
Cave City, KY 42127

270-773-2323

Onyx Cave is a wet cave that offers its viewers beautiful cave coral, a wall of cave bacon, and a 40 foot column.  Onyx Cave was discovered in 1971 as a parking lot was being constructed for Guntown Mountain Amusement Park; the cave was opened in May of 1973.The cave is a comfortable 60 degrees year round.  Tours are 30 minutes long and can be enjoyed by people of all ages.  Don't forget to bring your camera to capture the unique formations in the cave.

Please use "Flag This Place" to alert us about content that is inappropriate or needs immediate attention. Nothing you submit will be shared with other site visitors.
Explore the free AARP HomeFit Guide

Upcoming AARP Events

View All AARP Events

image of two AARP membership cards
Only $12 your first year with Automatic Renewal
  • Immediate access to your member benefits
  • Discounts on travel and everyday savings
  • Subscription to AARP The Magazine
  • FREE second membership
Join AARP
Already a member? Renew or Print Card