One of the city's more unique attractions, the 100-acre Louisville Mega Cavern, which was created out of a 19th-century limestone quarry, now houses the world's only underground zip line course.

Lights Under Louisville, located in the Louisville Mega Cavern, is a magical drive-through holiday light show situated 100 feet below ground. "Because we are underground we're dark all the time ...

Most of that salt will be stored in the Louisville Mega Cavern while 17,500 tons are stored in above ground locations where salt will be loaded onto vehicles as needed. The Mayor’s Office advises that ...

(WAVE) - Seven million lights are used for the Christmas Displays in the Louisville Mega Cavern’s Lights Under Louisville attraction. WAVE Photojournalist Michael Flynn drives through the ...

There is 17,000 tons stored above ground in storage domes, while the rest is stored at the Louisville Mega Caverns. "There's no shortage of that," Melendez said. The Public Works snow team is ...

The umbrella leaks at places called sinkholes, from which surface water makes its way underground, eroding the limestone into a honeycomb of caverns. Mammoth, the world's longest known cave system ...

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