Gua Terpanjang Di dunia
 

1. Mammoth Cave - Flint Ridge, Kentucky USA = 367.000 meter



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2. Jewel Cave, South Dakota, USA = 233.000 meter



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3. Holloch Cave Swiss = 196.000 meter



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4. Wind Cave, South Dakota, USA = 125.910 meter



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5. Lechuguilla Cave,, New Mexico = 121.810 meter



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