Record #00148Nature archive
World's Longest Known Cave System
Mammoth Cave System in Kentucky, United States, is identified by the U.S. National Park Service as the world's longest known cave system, with more than 426 miles of surveyed and mapped passage.
ARCHIVE VISUAL / 01
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Current Record
about686km
Current record value
- Holder
- Location
- Mammoth Cave National Park, ,
- Start date
- —
- Record status
- Verified · current
Overview
Archive NoteThe Mammoth Cave System beneath Mammoth Cave National Park in Kentucky is the longest known mapped cave system in the world.
The U.S. National Park Service reports more than 426 miles of surveyed and mapped passage, with exploration continuing.
Record history
1 Milestonesabout 686 km
Mammoth Cave National Park, Kentucky, United States
Current Record
Sources
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