Mammoth Cave National Park
Mammoth Cave, KY, 54°F inside, from $15
58–60°F
inside, all year
Louisville Mega Cavern
Louisville, KY
Man-made cavern. Guided tram tour, plus underground ziplines and ropes course.
60–70 min
on the main tour
$19.99
adult ticket
A huge man-made cavern under Louisville. You can ride through it on a guided tram tour, or try underground ziplines and a ropes course.
Tickets and timing
- Adults
- $19.99 (Mega Tram tour, per person, plus taxes and fees)
- How long it takes
- 60–70 minutes on the Mega Tram tour
- Booking
- Online. A waiver is required for the zipline and ropes activities.
Dogs, weather and what to wear
- Temperature
- 58–60°F / 14–16°C underground
Good to know
- Minimum age
- 7 and up for the walking tour; under-15s need an adult.
Special tours and events
Ziplines ($99.99), glowing Neon Rush ziplines ($114.99), the Mega Quest ropes course ($39.99, 2 hours). Lights Under Louisville runs in the holiday season, when the tram and walking tours pause.
Getting there
Louisville Mega Cavern is in or near Louisville, KY.
- Louisvilleabout 5 miles
- Lexingtonabout 66 miles
- Cincinnatiabout 90 miles
Distances are straight-line from each city center.
Questions people ask
How long does a visit to Louisville Mega Cavern take?
60–70 minutes on the Mega Tram tour
How cold is it inside Louisville Mega Cavern?
58–60°F / 14–16°C underground.
Do you need to book Louisville Mega Cavern in advance?
Online. A waiver is required for the zipline and ropes activities.
Is there a minimum age for Louisville Mega Cavern?
7 and up for the walking tour; under-15s need an adult.
Checked on 2026-10-23 against louisvillemegacavern.com. Prices and hours change, so confirm on the official site before you drive out.
Other caves in Kentucky
Lost River Cave
Bowling Green, KY, 57°F inside
Carter Caves State Park
Kentucky, from $10
Onyx Cave
Cave City, KY, 60°F inside, from $12.50
Diamond Caverns
Park City, KY, 58°F inside, from $24