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Start out going Northwest on HENLEY ST/TN-33/TN-71 towards W CUMBERLAND AVE/US-11 S/TN-1 S by turning right.
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Take the I-40 EAST ramp towards ASHEVILLE.
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Keep LEFT at the fork in the ramp.
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Keep LEFT at the fork in the ramp.
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Merge onto I-275 N.
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Take I-75 N towards LEXINGTON.
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Merge onto I-75 N.
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I-75 N becomes I-75 N/TN-9 N/US-25W N.
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Stay straight to go onto I-75 N.
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Take the KY-192 exit, exit number 38, towards LONDON.
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Keep RIGHT at the fork in the ramp.
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Merge onto KY-192 E.
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Stay straight to go onto HAL ROGERS (formerly Daniel Boone) PKWY E and continue till you reach the Hyden Spur exit.
Get off at the Hyden Spur exit and continue on to the Junction of 421.
Turn Right onto 421 and the Kenneth R. Witt Trailhead Building is approx. 5 miles on the left.