Mammoth Cave Online - The number one source for vacation information to the Mammoth Cave region of Kentucky featuring informaiton on cave tours, attractions, amuseument, outdoor recreation, horse back riding, boating, canoeing, hiking, biking, lodging, dining, museums, events and shopping.

At I-65, Exit 53
in Cave City, KY
Just minutes from
Mammoth Cave National Park

Be sure to visit our other fun family attractions:

GUNTOWN MOUNTAIN | COUNTRY STORE | WILDLIFE MUSEUM

ONYX CAVE

Onyx Cave at Guntown Mountain, Cave City, KY Onyx Cave is a colorful cave nearly everyone can enjoy. Guided tours are about 30 minutes long, with few steps. The Cave is a cool, comfortable 60 degree temperature, year-round. Beautiful onyx formations can be seen throughout. Tours of Onyx Cave are not strenuous and may be enjoyed by young and old alike, but unfortunately we are not handicapped accessible. Cave tours start often (on demand) and are conducted by very efficient, knowledgeable guides. Bring your camera and save the special memories of your Onyx Cave tour.

The only cave in Kentucky located on an interstate highway - easy on and off. (See our map.)

Within minutes of many fine motels, restaurants & other recreational activities.

Restrooms at entrance.

Ample Free Blacktop Parking.