Don't miss your chance to experience the only underground Christmas light show in the world. Lights Under Louisville, located in the Louisville Mega Cavern, is a magical drive-through holiday ...

LOUISVILLE, Ky. (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 ...

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.