{
  "@context": "https://schema.org",
  "@type": "TouristAttraction",
  "id": "isle-royale-np",
  "name": "Isle Royale National Park",
  "shortName": "Isle Royale",
  "region": "Lake Superior, MI",
  "country": "Canada",
  "administrativeArea": "Ontario",
  "coordinates": {
    "latitude": 47.9959,
    "longitude": -88.9091
  },
  "timezone": "America/New_York",
  "bortleClass": 2,
  "summary": "IDA-certified island wilderness — ferry-in, no roads, extraordinary dark.",
  "intro": "Isle Royale is an island wilderness in Lake Superior reachable only by ferry, seaplane, or private boat — no cars, no roads, and almost no artificial light. That isolation gives it Bortle Class 2 skies over open water horizons.",
  "established": null,
  "drivingFromToronto": "Reached by ferry from Houghton or Copper Harbor, MI, or Grand Portage, MN — there is no road access.",
  "bestTime": "The park is open roughly mid-April through October; late-season visits (September) combine dark nights with aurora chances.",
  "highlights": [
    "Recognized as a dark sky location with Bortle Class 2 skies",
    "No roads or vehicle traffic on the island — light pollution is essentially zero",
    "Open lake horizons in nearly every direction from the shoreline"
  ],
  "tips": [
    "The island is ferry-access only and closes for winter — plan the crossing well ahead",
    "Backcountry camping permits are required",
    "Weather on Lake Superior changes fast; pack for cold nights even in summer"
  ],
  "whatToSee": "Milky Way over Lake Superior, and aurora borealis given the island's far-northern latitude and lake horizon.",
  "source": {
    "label": "NPS — Isle Royale National Park",
    "url": "https://www.nps.gov/isro/index.htm"
  },
  "links": {
    "app": "https://ontarionightsky.com/?site=isle-royale-np",
    "forecastJson": "https://ontarionightsky.com/sites/isle-royale-np.json",
    "forecastText": "https://ontarionightsky.com/sites/isle-royale-np.txt",
    "directionsGoogle": "https://www.google.com/maps/dir/?api=1&destination=Isle%20Royale%20National%20Park&travelmode=driving",
    "directionsApple": "https://maps.apple.com/?daddr=Isle%20Royale%20National%20Park&dirflg=d"
  },
  "attribution": {
    "app": "Clear Night Planner — Ontario Night Sky",
    "url": "https://ontarionightsky.com/?site=isle-royale-np",
    "license": "Editorial content © Clear Night Planner. Data freely citable with link back."
  }
}