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{
  "id": "mammoth-cave",
  "type": "Park",
  "data": {
    "annualVisitors": 510000,
    "areaSqMiles": 82.78,
    "description": "The longest known cave system in the world, with over 400 miles of explored passageways through ancient limestone.",
    "established": 1941,
    "latitude": 37.19,
    "longitude": -86.1,
    "name": "Mammoth Cave",
    "regionId": "southeast",
    "state": "Kentucky"
  }
}