The man-made cavern spans under a number of roadways above and is part of 17 miles of corridors located beneath the city of Louisville, Kentucky. It’s a great tour for all ages—whether you want to learn about science and history or simply want to see what a giant man-made cavern of this magnitude looks like!

Mega Zips

Your A.C.C.T. trained tour guides will lead you on an up to 2 1/2 hour (depending on tour size) thrilling and exhilarating adventure that will take you into never before seen sections of this man-made cavern.

Mega Quest

Come enjoy the ONLY fully underground aerial ropes challenge course in the world! Mega Quest is one of only twenty courses of its kinds in the USA. Aerial challenge and ropes courses are the hottest new extreme sport in Europe where thousands of courses are located.

Mega Underground Bike Park

NOW OPEN!!! Join us to experience a one of a kind Underground Bike Park. Over 320,000 square feet including over 45 trails, Jump Lines, Pump Tracks, Dual Slalom, BMX, Cross Country and Single Track, all in a former limestone cavern 100 feet sub-surface. Enjoy the comfort of our 60 degree temperature year round. See what the buzz is all about. You simply won’t believe what you see. BIKE RENTALS NOW AVAILABLE.