{
  "name": "Route Napoléon (Grasse to Castellane)",
  "slug": "route-napoleon-grasse-castellane",
  "url": "https://www.bestdrivingroads.com/roads/route-napoleon-grasse-castellane/",
  "summary": "The most renowned stretch of the historic Route Napoléon, sweeping from the perfume town of Grasse up into the Provençal Alps.",
  "roadNumbers": [
    "D6085"
  ],
  "location": {
    "country": "France",
    "region": "Alpes-Maritimes",
    "start": {
      "name": "Grasse",
      "lat": 43.657929,
      "lon": 6.923099
    },
    "end": {
      "name": "Castellane",
      "lat": 43.84592,
      "lon": 6.513195
    }
  },
  "measurements": {
    "lengthMiles": 38.6,
    "lengthKm": 62.1,
    "driveMinutes": 71,
    "corners": 60,
    "hairpins": 7,
    "maxGradientPercent": 8,
    "summitMetres": 1182.8,
    "elevationConfidence": "measured",
    "difficulty": "easy",
    "tightnessOutOf10": 3
  },
  "timing": {
    "bestSeasons": [
      "spring",
      "summer",
      "autumn",
      "winter"
    ]
  },
  "conditions": {},
  "hazards": [
    "Heavy summer tourist and motorhome traffic",
    "Slow coaches on the climbs",
    "Mountain weather changing with altitude"
  ],
  "scenery": [
    "mountain",
    "forest",
    "valley"
  ],
  "pointsOfInterest": [
    "Col de Valferrière",
    "Pas de la Faye",
    "Col du Pilon"
  ],
  "geometry": {
    "pointCount": 449
  },
  "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"
}