Longest caves in United States

The 36 longest caves in United States with a recorded length.

  1. 1
    Friars Hole Cave System
    United States
    82,500 m
  2. 2
    Hellhole
    United States
    70,167.2 m
  3. 3
    Kazumura Cave
    United States
    65,500 m
  4. 4
    Wakulla Springs
    United States
    51,482.8 m
  5. 5
    Cumberland Caverns
    United States
    44,578.7 m
  6. 6
    Big Bone Cave
    United States
    15,494 m
  7. 7
    Meramec Caverns
    United States
    7,403 m
  8. 8
    Laurel Caverns
    United States
    4,972 m
  9. 9
    Crystal Cave
    United States
    3,894.6 m
  10. 10
    Airman's Cave
    United States
    3,444 m
  11. 11
    Sinks of Gandy
    United States
    2,473.1 m
  12. 12
    Kaumana Cave
    United States
    2,197 m
  13. 13
    Howe Caverns
    United States
    1,889.8 m
  14. 14
    Secret Caverns
    United States
    1,889.8 m
  15. 15
    Lava River Cave
    United States
    1,588.3 m
  16. 16
    Tytoona Cave
    United States
    1,280.2 m
  17. 17
    Skeleton Cave
    United States
    1,085.1 m
  18. 18
    Boyden Cave
    United States
    1,013.9 m
  19. 19
    Bluff Dweller's Cave
    United States
    996.1 m
  20. 20
    Grand Canyon Caverns
    United States
    733.3 m
  21. 21
    Cheese Cave
    United States
    627.9 m
  22. 22
    Boyd Cave
    United States
    573 m
  23. 23
    Neffs Cave
    United States
    518.2 m
  24. 24
    Lost River Caverns
    United States
    365.8 m
  25. 25
    Blowhole Cave
    United States
    355.1 m
  26. 26
    Derrick Cave
    United States
    345.6 m
  27. 27
    Gardner Cave
    United States
    321.6 m
  28. 28
    Skylight Cave
    United States
    310 m
  29. 29
    Fisher Ridge Cave System
    United States
    130 m
  30. 30
    Charles Town Cave
    United States
    53.3 m
  31. 31
    Lovelock Cave
    United States
    48.8 m
  32. 32
    Jacobs Cavern
    United States
    21 m
  33. 33
    Fitton Cave
    United States
    17.5 m
  34. 34
    Ellison's Cave
    United States
    12.3 m
  35. 35
    Worley's Cave
    United States
    4.4 m
  36. 36
    Cascade Caverns
    United States
    1 m