kentucky mega cavern
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Underground zip line a hidden Louisville adventure
The Kentucky Derby may be Louisville's best-known event, but right under the Louisville Zoo, the Mega Cavern draws thrill seekers to the only underground zip line in the US.
1:36 • Source: CNN
The Kentucky Derby 9 videos
kentucky mega cavern
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Underground zip line a hidden Louisville adventure
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LOUISVILLE, KY - MAY 05: Roses are seen from the winner's circle prior to the the 138th running of the Kentucky Derby at Churchill Downs on May 5, 2012 in Louisville, Kentucky. (Photo by Jamie Squire/Getty Images)
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Inside the 'most exciting 2 minutes in sports'
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Mint Julep Kentucky Derby Tale of a Tail AR DIGITALLABS_00005506.jpg
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Mint julep: A history of the Derby's drink
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Orig: The Hats That Steal the Show_00001211.jpg
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The hats that steal the show
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How to call a Horse Race ncc orig orig_00010525.jpg
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Calling a horse race isn't easy
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LOUISVILLE, KY - MAY 06: Jockey John Velazquez celebrates as he guides Always Dreaming #5 across the finish line to win the 143rd running of the Kentucky Derby at Churchill Downs on May 6, 2017 in Louisville, Kentucky. (Photo by Rob Carr/Getty Images)
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Always Dreaming wins 2017 Kentucky Derby
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Hi-tech performance wear comes to horse racing
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mint julep tease still
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How do you make the 'Drink of the Kentucky Derby'?
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horse beaches tease
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Why do race horses love the beach?
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