Over 390 miles of passageways have been mapped.
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More then 390 miles of passageways have been mapped.
Over 390 miles.
The height and width of Mammoth Cave varies depending on where you happen to be in the cave. Its explored length is about 400 miles (over 600 km), and spelunkers report that there are still many more miles to discover.
3 miles (4.8km) of corridors in parliament.
Over 400 miles of passageways have been mapped and surveyed in Mammoth Cave National Park, making it the world's longest known cave system. Extensive exploration and mapping efforts have been ongoing to document the complex network of underground passages and chambers.
there are 3 miles(4.8km) of corridors in the houses of parliament.
Mammoth Cave has 5 levels of passages.
The driving distance from Mammoth Cave National Park in Kentucky to Fargo, North Dakota is 1,031 miles via I-65 N to I-90 W per MapQuest. The driving time per MapQuest is 15 hours and 43 minutes.
About 380 road miles to Mammoth Lakes.
About 500,000.
10 miles click to this link to see for yourself www.shannontech.com/ParkVision/MammothCave/MammothCave.html mammoths are so cool i luv them but they are scary