{
  "name": "Rim of the World Highway",
  "slug": "rim-of-the-world-highway",
  "url": "https://www.bestdrivingroads.com/roads/rim-of-the-world-highway/",
  "summary": "A high balcony road along the rim of the San Bernardino Mountains.",
  "roadNumbers": [
    "CA 18"
  ],
  "location": {
    "country": "United States",
    "region": "California",
    "start": {
      "name": "Crestline",
      "lat": 34.232622,
      "lon": -117.293905
    },
    "end": {
      "name": "Big Bear Lake",
      "lat": 34.241271,
      "lon": -116.917091
    }
  },
  "measurements": {
    "lengthMiles": 30.6,
    "lengthKm": 49.2,
    "driveMinutes": 61,
    "corners": 44,
    "hairpins": 0,
    "maxGradientPercent": 7,
    "summitMetres": 2198.6,
    "elevationConfidence": "measured",
    "difficulty": "moderate",
    "tightnessOutOf10": 5
  },
  "timing": {
    "bestSeasons": [
      "spring",
      "summer",
      "autumn"
    ]
  },
  "conditions": {},
  "hazards": [
    "Sheer drops to the basin",
    "Heavy weekend traffic",
    "Snow and ice in winter"
  ],
  "scenery": [
    "mountain",
    "forest"
  ],
  "pointsOfInterest": [
    "Donald S. Wieman Vista Point",
    "Bear Valley Dam Vista Point",
    "Heaps Peak Arboretum"
  ],
  "geometry": {
    "pointCount": 456
  },
  "attribution": {
    "source": "Routes - bestdrivingroads.com",
    "citation": "Cite with a link to the road page. Stats are measured from the mapped line, not copied from other lists; where elevationConfidence is \"approximate\" the 30 m DEM cannot resolve that line and the elevation figures are indicative.",
    "roadGeometry": "(c) OpenStreetMap contributors, ODbL",
    "terms": "Facts are free to cite with attribution; bulk reproduction of the catalogue requires permission (simon@keane.studio)."
  },
  "updated": "2026-07-25"
}